K s / (π. 500 mm. 30 Clearance and Interference Fits between Two Shafts and a Hole Shaft A is a clearance fit, and shaft B is an interference fit. Height. The tolerances defined in ISO 286-1 are applicable to size range from 0 mm to 3150 mm but there are exceptional cases defined in the. Showing 30 of 174. 1M and B18. Woodruff Key Assortments. 1-1967, ASME standard B17. Metric Shaft DIN 6885 A Parallel Keys Woodruff Keys Gib Head Keys PDF - Keys-MetricShaft. on it by means of keys or splines. 188" 1/4". 2,321 products. Choose from our selection of metric keys in a wide range of styles and sizes. S. Choose from our selection of motor adapters, including hydraulic pump-to-motor mounts, set screw flexible shaft couplings, and more. Electrical-Insulating T-Handle Key Sets. Possesses an oval-shaped point on the end opposing the flush. ) the shaft sizes are. Performance Tool 6 Piece SAE Hex Key Set - W1939. TORX Tamper Proof Hex Key Set, 7 Piece. Metric keys conform to. Use the keyways with machine keys to transmit torque to gears, sprockets, and other keyed components. 5 149. ex: H11. 5 x 16 5 x 7. Interference Fit Bore Tol. 125 0. 75 to 10. Metric Key And Key Stock Assortment Kits KEY STOCK IN STEEL CASE DIN 6880, ACCURACY h9 IN 250mm LENGTHS 20 KIT. 10 products. NSI Shaft and Hub Keyseat Dimensions for Woodruff Keys per. Metric (MM) Dimensions in Black I nch D im eso R d d = DC Motors 1 m= . Choose from our selection of keyway stock, including machine key stock, rounded machine keys, and more. Gib keys or gib head keys are commonly used in engines and motors, gear reducers, transmissions and motor shafts to hold pulleys and gears tightly to the rotating shaft. Rotary Shafts - Both Ends Tapped. Keys shaft rectangular types key chart hub designs tapered machine selection5/8" od keyed shafting with a 3/16" full keyway Metric key keyway dimensions per iso/rtt3 js9 widthMetric key keyway dimensions. Also known as E-style rings. Heavy Duty Side-Mount External Retaining Rings. The compressor on the right will normally move from right to left due to process load as the high-pressure pushes the shaft towards the low-pressure side. Ultra-Machinable 360 Brass Hex Bars. Metric hex key wrenches made in germany from . 12 mm. 19-1997 ; Keyway Stresses for Non-metallic Gears and Shafts Formulas and Calculator; Shaft (Arbor) Keyway Dimensionl Data - ANSI/ASME B94. ) at a maximum of 2 lobes or less than 0,0025 mm (0. Unless otherwise specified, the shaft keyway is assumed to be standard. Dion and the first Aubuchon Hardware store was born. The keyway dimensions are also different from the English system. In stock and ready to ship. Search Featured Products Hex Flange Bolts Non-Serr. They conform to ANSI B17. In stock and ready to ship. In any case, keep in mind that adding a keyway to an existing shaft weakens the shaft. 4 4. They can also be used to operate hatches, skylights, and other overhead components. Volume Discount is available. Metric keyways are dimensioned by width and depth as measured from the radius of the shaft to the center of the keyway. 5000 0. 430 0. S8M Timing Belt Pulley - 15/25/30/40/60 mm Belt Width. Choose from our selection of taper-lock bushings, including over 175 products in a wide range of styles. Parallel keyed shafts feature multiple keys along the length that help prevent slipping and provide extra stability. 4mm 3mm 3mm 11mm 12mm 4mm 1. Keys > Metric Shaft > 8X7X24 View Larger Image. They reduce speeds at ratios of 2:1, 3:1, or 4:1. [3/31/2023] One end Taped Precision Linear Shafts are available in 52100 Bearing Steel Equivalent and SUS440C (13Cr) Stainless Steel Equivalent and 1045 Carbon Steel Equivalent and. Watris Veiyi Parallel Square Stock Key, Shaft Feather Key, Key Stock Assortment, Parallel Drive Shaft Keys Sets, Pump Shaft Key, Flywheel Keys, Keyway Stock, Keyway Tension (140PCS) 8. Slightly larger than the size listed in the table, oversized stock fits tightly in a keyway. They mill precise notches in rotary shafts to fit machine. 3 mm. Out-of-roundness must be less than 0,005 mm (0. in Machine Elements & Structural Engineering. . com Web site: system, the keyway in the hub is dimensioned by the width and the depth at the side, but in the metric system the keyway is dimensioned by the width and the depth measured from the raduis of the shaft to the center of the keyway. Answer: C A. ← Keyway Size Chart Pdf Standard Metric Keyway Size Chart Pdf →. 004, -. 5. Shaft Key Key way; Nominal Diameter Size: Width ( b ) Depth (t) Radius ( r ) Nom: Free: Normal: Close/ Interference: Shaft (t1) Hub (t2) d: Shaft (H9) Hub (D10) Shaft (N9) Hub (Js9) Shaft/Hub (P9) Over: Incl: b. Re-design the shaft shown below to be a uniform,Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key All torque transmissions resourcesKeyway chart bore resources torque alltorquetransmissions. 094" 7/64" 1/8" 5/32" 3/16" 0. . A hex key (also, hex wrench, Allen key and Allen wrench or Inbus) is a simple driver for bolts or screws that have heads with internal hexagonal recesses (). Impact-Resistant Chain-OperatedWheels for Overhead Valves. Woodruff keys are not capable of bearing the same weight as long parallel keys. They are called “keys” because they lock a component to the shaft by means of a corresponding keyway in a shaft. Min. com: Yosoo Key Stock Assortment, 140Pcs Stainless Steel Key Stock Keystock Assortment Round Ended Feather Keyway Parallel Drive Shaft Keys Set 8mm 10mm 12mm 16mm 20mm 25mm 30mm. Plastic Ratcheting Gears. 87 $ 24. DIN 6885 A Products: 10X10X25 10X10X30 10X10X35. 4 out of 5 stars 45. If the adapter is out of balance. Also, T 1 and T 2. Solid Rigid Shaft to Shaft Couplings Design Equations and Calculator. Metric Shaft Keys are most commonly used to connect a rotating machine. I. Spline (mechanical) A spline is a ridge or tooth [1] [2] [3] on a drive shaft that matches with groove in a mating piece and transfer torque to it, maintaining the angular correspondence between them. ASME B1. 094 0. 99. FREE RUNNING: Good for large temperature variations, high running speeds. all dimensions in inches. For difficult-to-remove hubs and fan blades, use fan blade pullers (not included). Keyseat Alignment Tolerances: A tolerance of 0. When compared to traditional connection methods, Fenner Drives Keyless Locking Devices offer the following advantages: A mechanical interference fit with a uniform pressure distribution similar to that achieved through a shrink or press fit. Machine Key Comprehensive Guide. Choose from our selection of hydraulic pump adapters, including hydraulic pump-to-motor mounts, set screw flexible shaft couplings, and more. Drive Type Fastenings without Taper Action; Parallel Keys, Keyways, Deep PatternH11/c11. 97 $ 16 . SDP/SI is a well-known manufacturer of high precision standard and custom bevel and miter gears for a. 5: 4Amazon. 3. Key. Check Details. CAD: 3D; 2D / 3D; 2D / 3D;. 1 -1967 (2004) standards for metric and inch unit systems. 094" 1/8" 5/32" 3/16" 1/4" Forward. A complete coupling consists of two hubs and one spider, or two hubs,. Shaft key standard sizes rectangular gates keys diameters most non std readily available3 ways to convert within metric measurements Metric convert measurement measurements conversions easy way within units ways unit decimal number use. Choose from our selection of metric shafts, including over 5,200 products in a wide range of styles and sizes. Great Neck Metric SAE Torx Hex Key Set. We do welding and sub-assemblies too!the splined shaft (or vice versa) and centers the sprocket radially. American Metric ® Corporation Ametric ® 622 GROUP: 064 Metric Shaft Keys DIN 6885 A 2x2x6 3x3x6 4x4x6 2x2x8 3x3x8 4x4x8 2x2x10 3x3x10 4x4x10 5x3x10 5x5x10 6x4x10 6x6x10 8x5x10 8x7x10 2x2x12 3x3x12 4x4x12 5x3x12 5x5x12 6x4x12 6x6x12 8x5x12 8x7x12 2x2x14 3x3x14 4x4x14 5x3x14 5x5x14 6x4x14 6x6x14 8x5x14 8x7x14 10x6x14 10x8x14 2x2x15 3x3x15. Keyway Width. In stock and ready to ship. metric key way dimensions. Metric Keys and Key Steels in Steel C45 for fast delivery from stock. TruKey Shafting, TruKey, Tru-key Shafting from Keystone is designed to provide the straightest, most accurate keyed shafting, keyed, keyed shaft, keyed shafts, keyshaft in the industry. Conversely, the internal parallel spline has corresponding straight-sided spaces. Rectangular keys. 8 6 6 23 30 8 3. Mount these pulleys with a taper-lock bushing for a tight, wobble-free hold on your shaft. Keyway toleranceKeyway-and-key-size-dimensions. Series: A 1M 3MYZ10. by Crystal Bemis on August 1, 2022. The keyway in the hub has a taper that matches that of the tapered key. The key length should be less than about 1. All keyed Shafting is guaranteed to fit on a bearing, and the ends can be chamfered for. Whether your current hex keys are rounded off, missing sizes, or come from Ikea boxes, a good hex key set is a must-have for your toolbox. brass, black oxide finish and stainless steel for 1/8 up to 3/4 size shafts. 125 0. The teeth on the shaft have an equal tooth thickness at any point measured radially out from the axis of rotation. All dimensions in inches. The key length should be less than 1. Here, you can find detailed information about these machine elements. Brands Dorman AutoGrade Dorman HELP! Performance Tool Pioneer Inc. Metric pdffillerWoodruff key cutter size. Keyway metric broach keyways broachesKeyway sizing chart Keys & keyways specificationKeyway chart sizing key shaft engineering. Huyett carries keystock in a variety of materials to match the tolerances and mechanical strength you need. Metric shafts 25mm to 240mm (larger upon request) Inch shafts 1 to 6-1/2 inch (larger upon request)Metric Hubless Spur Gear - Nordex, Inc. S s = Yield Stress of Key T = Torque F = Force D = Shaft Diameter W = Width L = Length K s = Service Factor K a = Application Factor K d = Keyway application Factor K f = Fatigue Life FactorFind the depths to cut in keyway and keyseat. 2; Thread Shear Area for External and Internal Formulas and Calculator per. Hex keys are formed from a single piece of hard hexagonal steel rod, having blunt ends that fit snugly into similarly shaped screw sockets. 00” in dia. Preview: Solid Rigid Couplings Design Calculator. Volume Discount is available. the Metric Fastener Industry (607) 369-2888 (607) 369-2998. Double disc models provide highest misalignment capability. The profile of a straight sided spline is defined by. Metric Keyway Calculator. 3 mm. 0mm 2mm 2mm 9mm 10mm 3mm 1. Max. It is noted that this is equivalent to a stress concentration factor of 1. Magnetic force transfers torque from one half of these couplings to the other; there’s no contact between the parts, so they won’t wear. 062" 1/16" 0. Read more on how keys and keyways work and what types are available – Keys and Keyways. Easy specification of shaft hole type/diameter. Parallel feather shaft keys din6885a (682-20303020) 682-20303020 Edit the product code below. They came to Fitchburg, MA, where the two eldest, William and Arthur began working in the yarn mills. Also known as E-Style and C-style rings, slide these into the groove from the side of the shaft. Made of high-strength ductile iron, these wheels withstand impact better than other wheels to open and close large or stubborn overhead valves from the floor. 0005 / -. Use the middle of the shaft with bearings and other round-bore components. 2. BUY - Bevel Gears. Add to Cart Add to List. 08. $1399. The keyway in the shaft is a semi-circular pocket, the mating part, a longitudinal slot. Each hub includes a set screw (unless noted), which bites into your shaft to hold the coupling in place. MST® The MST® (Martin Split Taper®) is another style of bushed sprocket . 154 Key Size Versus Shaft Diameter 155 Keys and Keyways for Milling Cutters 156 Woodruff Keyseat Cutters KEYS AND KEYSEATS 157 Depth Control Values for ShaftV-Belt and Pulley Trade Size Identifiers. Specification for metric keys and keyways – Parallel and taper keys BS 4235-1:1972; Matching the woodruff key to the shaft diameter is also specified in DIN 6888Use them to connect gears and other components to shafts. Also known as half moon keys. We can provide keyed shafting in any length up to 20 foot. Very high torque. Woodruff Keys. They have a long shaft that reaches into tight spots to turn fasteners. Crank cotter pins are short shafts, threaded on one end, with a flat tapered so that the low end of the flat is at the threaded end of the pin. Drive Shaft Key - 8mm 10mm 12mm 16mm 20mm 25mm 30mm Round Ended Feather Key, Parallel Key Set, 140-Pack. ANSI Woodruff Keys. Although these collars fit inch-sized shafts, they have a metric OD and width. 25 - M 1. All sizes are in inch units. Device used to prevent loosening of fastener because of vibration. Install these keys in a drilled and reamed hole to locate fixtures and vises on your machine table. Index the adapter 180 degrees on rotor shaft (see Figure 6-22 C). MISUMI can machine the shaft hole for the pulley of the Mitsuboshi belt without drawings for delivery. This Standard covers the size, type and tolerances of parallel and taper keys and keyseats, and their relationship to shaft diameters and bore diameters. . Keyway, Parallel Key, Shaft Key Set for Fastening Many Different Equipments. Style D blades are sturdier than. Key Stock , or bright steel, is a general term for a stock of square or rectangular bars 12 inches or longer in length from which machine keys are produced. 18. Cutting a keyway using a broaching tool and a press. 3750 0. Standard External Metric Thread and Fastener Sizes M 0. Bushings for Keyway Broaches. High-Torque Set Screw Flexible Shaft Couplings. Once the overload is removed, the limiters automatically reset. Extreme-Angle Geared Single U-Joints The gears on these U-joints transmit rotary motion between shafts that are misaligned at angles up to 136°, the widest angle of all our U- joints. Model # LBHXS7U. Reviewed in Canada 🇨🇦 on May 9, 2023. TB The TB (taper bushed) sprocket is another style of an interchangeable bushed sprocket, which provides a positiveThese metric 316 stainless steel threaded rods are more corrosion resistant than 18-8 and 410 stainless steel threaded rods. Dimensions of shaft keys, standardized many years ago, are commonly considered to be the main concern in applying these devices. Rotary Shafts - Straight with Keyway Grooves. system. Shims for Keyway Broaches. Where J, the polar second moment of intertia is:Adjustable Handles. Woodruff Keys: The woodruff key is so called because of its manufacturing. When measuring and ordering full-radius woodruff keys, you'll only need to take into account the width of the key and its height. Seals for general industrial applications77 Internal Metric Thread 79 External Metric Thread. Also known as half moon keys. 10X6X70. Min. It has two ends. Woodruff key is a easily adjustable key, with a hammer blow to the key. In stock and ready to ship. TORX Tamper Proof Hex Key Set, 7 Piece $ 5 99. 4. 34 N-m 6. Machining of square shafts with rounded ends (with or without keyways) Other machining available upon request per prints provided (drill, tap, threading) For Keyway MM Dimensions – see the table at. 1/16" 3/32" 0. An easy -to-grip ball knob makes these handles a good replacement for gear levers. These worms are compatible with plastic worm gears. In the Metric system it is common practice to specify the key size. 6 out of 5 stars 99. keyways & keys dimension in accordance with BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keysKeys standard metric keyways mechanicalMetric keyway shaft depth reference dimensions diameter iso r773 width Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k keyKeyway metric dimensions keys. Find the depths to cut in keyway and keyseat. Parallel key splines have ridges with a square profile. Standard Metric Keys & Keyways for Metric Bores with One Key • Couplings All Types (Page 1 of 2) Metric Key & Keyway Dimensions Per ISO/R773 – Js9 Width Tolerance Key & Keyway Dimensions – Millimeters Falk Coupling Hub Keyway Dimensions – Inches Shaft Diameter “D” Key Size Nominal Keyway Width Hub “W”. 87. Machine keys – also called shaft keys or key seats - are removable machine elements installed between shaft key seats and hub keyways to transmit torque in power transmission assemblies. 5. In stock and ready to ship. The rounded ends make it easy to slide gears, hubs, and other components into place. 018: 4: 0 -0. Connect two shafts to transfer rotary motion from one to the other. Power Transmission. 048: 0. 3D Printing & CAD. Standard Keyways: (Used on all of our shafting) “Plain” Shafting available on all Steel grades. See our Gib Head Key Dimensional Charts. Aubuchon Hardware is a member of the Aubuchon Company family of brands. Metric Woodruff Keys DIN 6888 5 x 6. 430 0. 4375 0. 71 $ 17. Metric Shaft Key. They're sized precisely for a tight fit around pipe, so they're often used to support pipe passing through floors and walls. The letter is the tolerance deviation, the number the tolerance grade. Also, T 1 and T 2. 3-5 mm. per pcs Stock in Hand:99. Standard Metric Keys Keyways for Metric Bores with One Key; Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. 12 mm. 1) Unless specified by the customer: 2) Actual shaft fit will vary depending on - Series S couplings supplied with actual shaft diameters. Choose from our selection of metric pulleys, including over 425 products in a wide range of styles and sizes. Worm gears use screw threads to make large reductions to shaft speed while transmitting. 4. 1920 The Early Years. Use with existing components. Add a pin, rod-end bolt, or other mounting hardware to build a custom assembly. 33. See dimensions W and h in Figure 1. Pulley and Sprocket Bushings. $1399. 2-1967. Each tolerance has a maximum and minimum. The teeth are sized to fit into metric ISO roller. For instance, a gear mounted on a shaft might use a male spline on the shaft that matches the female spline on the gear. Stainless steel and steel feather keys. Article options / Table. 2 standards for dimensions and tolerances. DIN 6885 Keyway, key details Extract Page 1 heavy type d b P9 / JS9 Hub keyway b P9 / N9 Shaft keyway h t 1 = d + t 2 t 2 t 3 = d – t 4 t 4 6 2 2 2 7 1 +0,1 4,8 1,2 +0,1 7 2 2 2 8 1 +0,1 5,8 1,2 +0,1 8 2 2 2 9 1 +0,1 6,8 1,2 +0,1 9 3 3 3 10,4 1,4 +0,1 7,2 1,8 +0,1HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft Crank Key. Keyway metric dimensions keys. 1,000 mm. 5. KeyWay. 6. Stays in place, cannot slip out. We can provide keyed shafts in any length up to 20 foot. They are primarily used in compact applications like electronics and aren’t seen in every industry. 316/316L stainless steel key stock has the best corrosion resistance of our stainless steel key stock and may be mildly magnetic. There are different types of machine keys. . Keyseat Alignment Tolerances: A tolerance of 0. Full-Radius Woodruff Keys. requirements for accuracy of guiding shafts. Precisely shaped to fit snugly on keyed shafts, these shims align, level, and space components. 1 Class 1 standards for dimensions and tolerances. Standard External Metric Thread and Fastener Sizes M 0. Choose from our selection of metric keys in a wide range of styles and sizes. Shaft ends Diameter tolerance: Center bores according to DIN 332, shape DR: Keys: according to DIN 6885 (domed type). The shaft size and tolerance are adjusted to create the proper fit between the two components. The key length should be less than about 1. L e The effective length of the key = 70-2*4 = 62mm = x (calculated above = 2,94mm, x 1 (Calculated above = 3,26mm. This type of spline is similar to a keyway drive, with the exception that the keys are integral to the shaft and equally spaced around the. 4. Selection of seal design and material . Here, you can find detailed information about these machine elements. clearance fit bores with set screws. Keyway Width. H9/e9,H8/e8, H7/e7,E9/h9, E8/h8, E8/h7 Running fits with greater clearances without any special requirements for fit accuracy Main fits of machine tools. Choose from our selection of metric shafts, including over. Nominal Shaft Diameter Nominal Key Size Normal Keyseat Depth Over Up to and Incl. Type B - Keys with both ends square. Shaft Calculation. 7. ISO 3117:1977 - Tangential keys and keyways; In addition to these active standards, the Mechanical Power Transmission Association's excellent (and free) 18 page "Frequently Asked Questions on Metric Bores and Keyways in Couplings" PDF can be used to discover a number of no longer active (expired or withdrawn) bore and keyway. Height. 1 - Recommended shaft basis fit 3. January 1, 1985. 201 202 1/16 x 1/4 0. Unless otherwise specified, the shaft keyway is assumed to be standard. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. Now: $9. 5. the shaft providing a tight grip . 6 mm. All orders placed on this website are handled entirely by computers. 3750 0. Inch Worms & Worm Shafts; Metric Worms; Sprockets, Chain, and Connecting Links. 2094 61/64" 0. Key Phasor - this is a once per revolution reference signal, used to measure phase and speed. T. Hardware ANSI Menu. Measure the outside of the threads (See Image 2). 053 7/16 0. When installed, they fill oval keyways completely, reducing stress on the key and shaft. Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque. The shear stress in the shaft is calculated as. If the allowable shearing stress is 50 Mpa. The thick split spider on these couplings takes on twice as much torque as standard split spiders, while a set screw holds the hubs in place on your shaft. Keyway metric key iso dimensions standard keyways keys r773 pdf bores shaft hub depth diameter standards engineering table edge. Bore sizes range from 3/8” to 3” and 8mm to 65mm. For technical drawings and 3-D models, click on a part number. Sets include an assortment of stainless steel keys with a ball end that allows angled entry to turn screws in hard-to-reach areas. In stock and ready to ship. Mitsuboshi Belting. Parallel keys are rectangular shapes with ends that are square (DIN-6885-B), round (DIN-6885-A), or both (DIN-6885-AB). Spline shaft bevel gear. Also known as sine keys. Key & Keyway Dimensions – Millimeters Coupling Hub Keyway Dimensions – Inches Shaft Diameter “D” Key Size Nominal Keyway Width Hub “W” Keyway Depth Hub “T2” Keyway Radius “R" † Shaft Diameter “D” Keyway Width Hub “W” Keyway Depth Hub “T2” Keyway Radius “R”† Over Thru Width “W” Height “H” Metric Shaft Keys are rectangular or square shaped keyways that are used to lock rotating elements onto a shaft. A Adapter Sleeve Components B Ball Joints Balls Banded V-Belts Bars Bearings Belts Bushings Bushings, Taper Bushings C Calipers Chain Chain Guides Clamping Plates Conveyor Corrosion Protection Couplings D E Elements F Fork Joints G Gear Rack Gears Grease Fittings Grips H Handles Hexagon Bars Hydraulic I J K Keyless Locking Rings Keys Knobs L. Choose from our selection of metric precision shafts, including over 1,300 products in a wide range of styles and sizes. Power transmission seals . Parallel shaft keys are a type of machine element used to secure the relative rotational position of shafts and components such as gears, pulleys, or couplings that are mounted on them. Inch keys conform to ANSI B17. On our list, we have six hex key sizes that we like to classify as precision hex sizes. Hubs and center members manufactured of aluminum alloy for strength and durability. 1-1967, ASME standard B17. Metric key keyway shaft standard keyways falk keys bores resources industrial. Choose from our selection of arbor shims, including ring shims, shims for keyed shafts, and more. 49. 4. 4. You will also find. Nominal. Changeable-Head Torque Wrenches. 4375 1. Bushings for Keyway Broaches. On February 9, 1908, Willie bought out Mr. KM3000 KEY MILL. Fully-threaded, headless screw with a hex drive at one end and a protruding tip with a flat surface at the opposing end. Taper-Lock Bushing-Bore V-Belt Pulleys. 202 to 1012 Height Width Diameter Actual Length Full Radius Flat Bottom Distance Key Below Center No. The set-screw location “A. Brand: Yosoo Health Gear. Full-radius half-moon keys are a full half-circle in size, which fully interface with the shaft's key seat. They meet DIN 6887, an international standard for machine keys. Shaft heights The following tolerances apply to the indicated dimensions: Foot-mounted gear units: Check the mounted motor because it may project below the mounting surface. Selecting the proper size keyway is determined by the shaft size. 75mm = 2 Key. 316 stainless steel keys have excellent corrosion resistance, but aren't as strong as steel keys. 4 out of 5 stars. A complete set consists of a gear and pinion (sold separately). all dimensions in inches. Special sizes and materials suh as alloy steel (A-3630) are available on special order from the factory. 24. 0 out of 5 stars Great assortment, but metric not too practical in North America. Use the middle of the shaft with bearings and other round-bore components. A spring automatically lengthens or shortens these U-joints to fit your application, making them a good choice for assemblies with frequent changes. Shaft key standard sizes rectangular gates keys diameters most non std readily available3 ways to convert within metric measurements Metric convert measurement measurements conversions easy way within units ways unit decimal number use worksheet larger move gradeAmazon. Shaft Key Seat Depth Control Values S and T for Shaft and Hub ANSI B17. It is often tamper-resistance and can be used with more complex requirements.