Browning. 50 NA0139-1993 KEYWAY AND KEY SLOT DIMENSIONS METRIC $14. All parts are hardened, ground and lapped; threads are ground. 8. 5468 : 0. 5000 2. Nearly every shaft diameter has a corresponding standard keyway width and depth. The following figure shows the correlation between the tightened shaft diameter and the set screw (half point). The key should fit snuggly in the keyway with minimal side Standard keys should be the same length or slightly longer than the keyway in the hub. Each tooth’s cutting edge is a few thousandths of an inch larger than the one before. The most common keyway combinations for large keyways and bores. Metric – Rectangular B. 6 6. 3mm 2. . One of the following methods should be used to specify keyways: Metric: WxH Key W x T2 Keyway British. They include the required shims to ensure full keyway depth. 2 Woodruff Key Size Table Chart ANSI B17. 3. size set screw wrench torque in . 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. g. Slightly smaller than the size listed in the table, undersized stock is the choice when you need a slightly looser fit or when you have an inconsistent keyway. Contact Get a quote +61 7 3271 5424 Two PDFs with useful engineering data on keyway sizes and engineering limits and fits, just download. 000 -0. keyway and corresponding key sizes for English shafts are listed below in Table 1. Offering more security than standard master keyed cam locks, these have. 5 Recommended hub keyway dimensions 8. It proved useful inMating angular locations, diameters, key/keyway sizes, and any other interchangeability dimensions for indexing the bulb base in the bulb holder. ja 10 – 24 60 sh, sds, sd 1/2 – 20 108 sk 5/16 – 18 180 sf 3/8 – 16 360 e 1/2 – 13 720 f 9/16 – 12 900 j 5/8 – 11 1620 m 3/4 – 10 2700 n 7/8 – 9 3600 p 1 – 8 5400 w 1 1/8 – 7 7200 s 1 1/2 – 7 9000 warning: use of anti-seize lubricant on tapered cone surface or on bolt threads whenR Preload Keyway (Sizes 10,15 & 20 only) P Milled Flat (Sizes 05 & 07 only) Shock/Stroke adjust option not available with cushions, X Special. 90. 8. Width Depth Width Depth 51 58 16 4. Message. 3. The Reverse, numbered, Primus, Everest, and Quad key. Bore Size Keyway Size Nominal Torque Max Speed (Unbalanced) Length thru Bore Flange Diameter (Dimension FD) Dimension HD; 69790413296: Description N/A F 2E HUB RGD 2-11/16 5/8X5/16 : Bore Size N/A 2 11/16 in: Keyway Size N/A 5/8 x 5/16 in: Nominal Torque N/A 31500 in·lb 3560 N·m: Max Speed (Unbalanced) N/A 6000 rpm: Length thru Bore. 238 0. pdf Shaft diameterKey steel pulleys belts metric transmissions stationaryengineparts. A woodruff key, also known as a half‑moon key, is a semi-circular machine shaft key that prevents gears, hubs, or other components from moving independently of a rotating shaft or spindle. 6 - M 18. Schlage keyway types including Primus/Primus XP, Everest, Obverse, Reverse, Numbered or Paracentric, and Quad. Can create keyways with varying depths and widths: Milling allows for greater control over keyway dimensions and can accommodate design changes more easily than dedicated broaching equipment. 30 Siemens MD · 2009 Standardization Parallel Keys, Taper Keys, and Centre Holes Dimensions of parallel keys and taper keys Parallel keys and taper keys Diameter Width Height Depth of key- way in shaft Depth of keyway in hub Lengths, see below Parallel keys and taper keys acc. Taper keys with or without gib head and their corresponding keyways. From. Key Size 1. 3. The commonFull Length Pre-Keyed Shafting. O. 25. 414 Maximum 2. Keys 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. Keyway Standards – IMPERIAL 2. 93. Box 12086 Omaha, NE 68112-2086 1, the Metric key size is W x T. NEMA C-Face BA Dimensions 143-5TC 2-3/4 182-4TC 3-1/2 213-5TC 4-1/ 4 254-6TC 4-3/4 5000 FRAMEDE2FHOPUVAA AB BA 5 0 7S 1 2-63 4 NPT 8 5 0 7L 1 2- /63 8NPT Woodruff Keys. 5 63 32 290 —0. Sure! Bobcat engine currently installed is: Model: 405777. width 3/16'' [5]. What are keyways used for in concrete? Keyway is used to create a control joint in concrete slabs which helps to eliminate cracking. For a key to function, the shaft and rotating machine element must have a keyway and a keyseat, which is a slot and pocket in. Metric keyways are dimensioned by width and depth as measured from the radius of the shaft to the center of the keyway. • Timing: keyway located at 12:00 position at midstroke of actuator. A list of standardkeyway and corresponding key sizes for English shafts are listed below in Table 1. Parallel Key and Taper Keys Dimensions. 2 standards for dimensions and tolerances. . 155 Keys and Keyways for Milling Cutters 156 Woodruff Keyseat Cutters KEYS AND KEYSEATS 157 Depth Control Values for Shaft and Hub. The cutting edges increase until they reach the required size. 47 / ea. DIN 6885/2 Keyways d b P9/JS9 Hub keyway b P9/N9 Shaft keyway h t1 = d + t2 t2 t3 = d - t4 t4 11 4 4 4 12. One side of these collars locks down like a standard one-piece shaft collar; the other has a flush face that's flat to 0. Browse Metric Set Screw Couplings w/Keyway MRC-Series in the Climax Metal Products Company catalog including Item #,Bore,OD,Length,Screw Size,Keyway Size,Material,Weight,CAD 800. Quantity. 25 - M 1. Woodruff keys are semicircular, fitting partly into a circular segment keyway with the remainder fitting into a longitudinal slot keyway in the mating part. Technically, Chevy did. A list of standard keyway and corresponding key sizes for English shafts are listed below in Table 1. Bulb Holder Interchangeability Dimensions and Tolerances. 1 9 3 +0. If a keyway is off by just a millimeter, it can mean that the compatible key actually won’t be able to open the lock. Select the Woodruff Cutter from the tool menu (Note: Keyseat cutters are referred to as Woodruff cutters for feeds and speeds): 4. For example, Gear drives, Pulleys or Sprockets are connected securely using keys to the power transmitting shaft. 6 6. Keyway keyways dimensions taper keys Guide for shaft keyway design, shaft key size calculation and selection Internal keyways. These keys have a rounded shape that makes them easy to remove when parts need to be taken apart frequently, such as for maintenance or prototyping. Press it into place for use in high-torque applications or to replace a key in a worn keyway. ANSI Roller Chain. . 5. Ground hub diameter (where applicable) 8. 4. 19-1997; Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque; Metric Key Keyway Dimensions Get In Touch. They are useful for shaft end. 99. corresponding keyways (Dimensions in millimetres) 1 SCOPE This International Standard specifies the dimensional characteristics of thin taper keys with or without gib head and of their corresponding flat or keyway in shaft and hub. Choose from our selection of cylinder locks, including keyed alike cam locks, circular-keyway keyed alike cam locks, and more. Keyway width 6. Bushings for Keyway Broaches. 5 mm × 2. 5 D (b) SADDLE KEY: A Saddle key is a key which fits in the keyway of the hub only. BS ISO 4156:2005_1: Straight cylindrical involute splines. Spare engine that Briggs told me was identical that has a confirmed 1" shaft that is 3-5/32 long. We carry a wide range of products with keyways, including bushings and roller chain sprockets. Arbors are complete with assorted width arbor spacers and running bushings as listed below. Height. perm. Shaft And Hub Keyway Dimensions - Bores and Keyways | John King Chains. A B B B 23 11 7 3 12 4 4 3 4th-To find the 3rd “B” pin segment, subtract the 2nd “B” code from the 3rd “B” code and enter the difference into the chart. 2 Nominal keyway depth. Keys: according to DIN 6885 (domed type); keyway width to ISO JS9 Exception: Key for WA. Provided by TNN Engineering. Keyway Width (w) 1/2 0. Length of through hole 9. Dimensions shown are in Inches or mm, if you wish to convert them, please use our universal converter. We support order sizes ranging from one machine key to 1,000,000 keys per year, depending on the key style. In stock and ready to ship. These Woodruff keys are mostly used in machines, tools & automobile shafts ” to 2½” (6 mm to 60 mm) in diameter. For KeywayCarbide Staggered-Tooth Keyseat End Mills. Parallel keys DIN 6885 are only in packing units of 50 pieces for each size and length available. Each tooth’s cutting edge is a few thousandths of an inch larger than the one before. A. Chrome. ANSI B17. B +0. Alternate lifter configurations available at additional charge. Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque. The cutting edges increase until they reach the required size. Table 1 details the appropriate key slot and key sizes for various metric bores. Cut it to length to create the machine key you need. A radius transition between the floor and wall increases the component’s durability, preventing cracks from stress peaks. Narrow Keyway Dimensions: Paracentric keyways are intentionally designed with narrow dimensions, which add an extra layer of challenge for anyone attempting to manipulate the lock or insert unauthorized keys. One of the following methods should be used to specify keyways: Metric: WxH Key W x T2 Keyway British. The channel, or keyway, gives a pulley or sprocket a spot to lock onto the round bar using a square piece of metal known as a key. 1890 0. To install these couplings, use a torque wrench to tighten each screw to the fastener tightening torque listed for each coupling size. 1 Keyway width. 2 Woodruff Key Size Table Chart ANSI B17. joint width. C +0. 6930 (1) 0. 98 $ 16. Standard keyway dimensionsStandard shaft sizes key bushing table qd non bore keys shallow range gates includes specific each also Keyway chartShaft. Keyway A-Style. View Alternatives. 5408 : 5/⁄8 : 1⁄8 : 0. 4375 Page 1 of 6. 1. 2012 01 25 - Keyway Documents. Depth of keyway is measured at CROWN. Rectangular Key Steel. They are also often used on tapered shafts. The ANSI standards provide a keyway of specific length, width and depth for a given shaft diameter. They conform to ANSI B17. 2515 0. Keyway Stock, Keyway Tension, Keyway Blank - Keyway Plastic Box - Flywheel Keys - Pump Shaft Key - 1/4 Key Stock - 3/16 key stock. clearance fit bores with set screws. Please refer to Figure 4 for illustration. Standard Metric Keys & Keyways; ASME recommended key sizes for inch based units; What is keyseating? Key joint article from the 1979 Great Soviet Encyclopedia; Drawing. 6 mm (25 Each) Key Size 2 mm × 5 mm (25 Each) Key Size 2. , "NEMA 56C. C +0. D im en s o- N , OP A Ba dX rp cf t l . 1 Keyway width. As bushing bores approach the maximum recommended diameters, keyway depths are reduced in order to extend maximum bores as much as. Allowance must be made for keyway and setscrews . Standard External Metric Thread and Fastener Sizes M 0. Sprocket Bore Tolerance & Standard Keyway & Set Screw Size Based Off Sprocket Bore Size. 1 Square Keyway Tolerances Minimum 2. Browse Metric Set Screw Couplings w/Keyway MRC4H-Series in the Climax Metal Products Company catalog including Item #,Bore,OD,Length,Screw Size,Keyway Size,Material,Weight,CAD 800. The Woodruff keyslot milling cutters are numbered by the same system employed for identifying Woodruff keys, Thus, a number 204 Woodruff keyslot cutter has the proper diameter and width for milling a keyway to fit a number 204 Woodruff key. Woodruff keys work well near shaft shoulders, where a standard open keyway would create too much stress. 46: PART 1: 1958Hexagon Socket Head Cap Bolts (Excerpt from JIS B 1176 2014) Hexagon Bolts (Excerpt from JIS B 1180 2014) Hexagon Socket Set Screws (Excerpt from JIS B 1177 2007) Hex Keys (Excerpt from JIS B 4648 2008) Parallel Key and Keyway Sizes and Tolerances. The height of metric keys decreases by 1 mm for every 100 mm of length. all dimensions in inches. Open the catalog to page 14. Allowance must be made for keyway and setscrews . . 90. ment or Discharge Arc Dimensions or the Three Dimensional Filament or Discharge Arc Tolerance Box. Nr. 016 1/643. Where a key is to be used it should be parallel and side fitting with top clearance. Size Drill Diameter D1 Body Diameter D2 Drill Length L1 Overall Length L2 mm mm mm mm 1. Account. . ) Millimeter Bore Inch Bore Bushing Stock Bore Range Maximum Standard Shallow Minimum Keyway Keyway #Important — The metric system does not refer to keyseat or keyway dimensions as does the English system; instead dimensions are given for the key itself which is. 00 (4) 8. 1875 AGMA 9002-A86 Inch Bore and ANSI B17. Hex, round, and step profiles are available to mate. Nominal Key Size W x D Min. Length Size Plain thick,T Jamb thick,W X Diameter Small End B Keyway Width D Ke yway Side Depth a E Thread c F Undercut Dia. Each tooth’s cutting edge is a few thousandths of an inch larger than the one before. For example, a common keyway size for a shaft with a diameter of 1 inch might be 0. 47 / ea. Specification. Color. NOMINAL SHAFT DIAMETER. British ISO Metric Screw Threads Designations. Keyway size charts are available that list the exact measurements for different types of keyways. BARR. 2500 0. Woodruff eliminates the milling around the shaft shoulder where concentricity and stress concentration can be affected. Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. Fract. 6 1. Re: Common Keyway sizes? Post by atomarc » Wed Dec 19, 2012 8:32 pm. Taper metric dimensions keyway key bs 1972 keyways keys. 8440 (1) Show more. Axial location of the filament centerline or the filament tolerance box relative to the1-800-ASK-4WEG Sales 1-800-839-2529 Warranty 1-800-ASK-4WEG After Hours Sales Select after hours option 1-877-WEG-DRIV Drives Tech Support NEMA Standard Dimensions IEC Critical DimensionsEach hub includes a set screw (unless noted), which bites into your shaft to hold the coupling in place. The KenCut KS design offers a true 90° wall straightness due to tapered peripheral edges - creating a defined. Read more on how keys and keyways work and what types are available – Keys and Keyways. 1. *Used only for parallel keys for tools according to DIN 138. 8. Standard Roller Chain;A keyway is a square channel machined into a round steel bar, usually a shaft of a rotating machine component. Keyway and Key Size Dimensions * Common dimension specification English Standard Keyway and. Keyway width is most usually 1/4 of shaft diameter, rounded to the closest stock size. 7 Maximum keyway lead values 10. keyways available upon request. 00 4. Imperial Tap Chart. Metric External Table Chart Thread Designations Sizes M 1. 2 Broaches and 6 Bushings = 12 Keyway combinations. ISO/TC 14. atomarc Posts: 264 Joined: Sun Oct 04, 2009 12:13 am Location: Eureka, California. The PM90 is made from high-density powdered metal and is available in standard bores up to 1 1/8 inch maximum. Climax Metal Products. Shaft Key Seat Depth Control Values S and T for Shaft and Hub ANSI B17. Woodruff Keyseat Cutter: 1″ Cut Dia, 0. 984 2. 0380 00 0. But ensure the weakened shaft can support the load. Metric External Table Chart Thread Designations Sizes M 1. In stock and ready to ship. You will also find. 3750 7/16 . 6552 Products Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. Width is a pretty straightforward measurement to take, as you only. This is a preview of "ANSI/AGMA 9112-A04". Slightly larger than the size listed in the table, oversized stock fits tightly in a keyway. Type: 0112 E1. Standard keyway dimensionsKeyway chart Keyshaft keyed shaft,. Keyway dimensionsMetric key keyway dimensions per iso/rtt3 js9 width Inch keyway chart ansi agma shaft key width b4 dimensions diameter nominal reference motor electricKeys keyway metric standard keyways sizes engineering shaft key parallel square fit fits mechanical data rectangular british limits figure. Shaft heights The following tolerances apply to the indicated dimensions: Foot-mounted gear units: Check the motor diameter because it may project below the mounting feet. 5020 2. Max. 1 standard construction joint keyway detail 2 rebar lap in circular wall 3 watertight construction joints detail scale: 1" = 1'-0" scale: 1/2" = 1'-0" scale: 3/4" = 1'-0" note: corner bars to be the same size and spacing as horizontal reinforcement. As noted above, when selecting a keyway tolerance, there are two common selections in the metric system. 14" 5/32" 0. They also require a guide bushing for producing the keyway. Flat and parallel feather keyways are used for 1/4” to 2-1/2” diameter shafts while delivering the same torque capacity as square and rectangular parallel keys. 1240 :. Also, T 1 and T 2. Keyway A-Style Broach for 3 mm Wd. ANSI/AGMA 9002-A86 presented pertinent data on dimensions, tolerances, and sizes for straight bores, tapered bores, keys and keyways for unmounted industrial flexible couplings. 174 products. A-Style Broach for 2 mm Wd. 0 Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. Press them into place for use in high-torque applications or to replace a key in a worn keyway. Code: 010823YG. 109 - - 0. One-pass keyway broaches are used for cutting the full width and depth of the workpiece in smaller run productions. Over Width, W Height, H Size, bxh 1 1/4. ANSI Sprocket Standard Keyway & Setscrews. 39 Series (Protected) Security Available Security Available 62A1 62A2 62B1 62B2 62C1 62C2 62D1 62D2 62AD 62AB 62A 62B 62C 62D 62CD HO1 HO2 HO3 HO4 HO5 HO6 HO7 HO8 HO81Keyway Broaches High Speed Steel & TiN Coated Broach Size Broach Dimensions (Inch) No. Specifying English Keyways In the English system, it is standard practice to dimension keyways. 11 8. 6 b1 b2 r 1 r 2 Unit: mm Unit: mm Note(1): From the values for ℓ given below, which are in the appropriate range in the table, one. Add to Cart. ANSI B17. 29 with shaft Ø 30 mm according to DIN 6885-3 (low form) Flanges Error! Bookmark not defined. The normalized pinning kit contains: ten size bottom pins, and nine size master pins. All dimensions are given in inches. 0 $0. 015/-0. Black. Taper metric dimensions keyway key bs 1972 keyways keys. Unless otherwise specified, the shaft keyway is assumed to be standard. Google Rating. Frac. Select what material the tool is made from, either HSS or Solid Carbide, and what coating it has (if any). ANSI B17. Feather keys are available in steel and stainless steel construction and inch and metric sizes. lt also specifies the material of these keys and gives the relation which should be observed between the diameter. However, designers tend to forget that other important. Keyway Sizes Broach Style Bushing Diameters (bore sizes) 5/8 E23 8, 21 2 8, 3/ 4 E24, 27 8, 3 EDP No. This key seems undersized on both counts. For Keyway. S. 5. Refer to Figures 4 and 5 and Tables 6 and 7 for recommended setscrew location and size. 6 mm (25 Each) Key Size 2 mm × 2. Drill Size & Decimal Equivalents. Undersized Machine Key Assortments. All of the measurements listed on the product pages in inches without the keyway width or depth. Metric Key & Keyway Dimensions Per ISO/R773 – D10 Width Tolerance ‡. The dimensions and tolerances for key and keyway widths given in Tables I , 2, 3 and 4 are based on the width of the key W and provide a fitting allowance. Cost-Effective:. Choose from our selection of shaft extensions, including clamping shaft couplings, step-up shaft adapters, and more. JR-4 made of tough Zytrel® material – will not rust, no lubrication needed. --keyway dimensionsKeyway chart diagram hallite. 195. Lifter Bore Size(s) & Style(s): . 3. Z Class bitting. 1 +0. 3 h 1 2t t h d c c h b 6. 015. , New Berlin, WI 53151-7953 March 2015 (PDF revision) Telephone: 262-796-4060 Fax: 262-796-4064 Supersedes 07-2006. Nominal Bore Diameter Clearance Bore Interference Bore Keyway “T”-DIM +0. js9 widthShaft and hub keyway dimensions. Nominal key size b × h Applied shaft diameter d Key size Keyway size; b h c or r Standard size of b1 and b2 b1 tolerance （H8） b2 tolerance （F7） r1 and r2 t1 t2; Standard size Tolerance（p7） Standard size Tolerance. Hub keyway depth is one-half the nominal height of the key and measured from the side corner. As noted above, when selecting a keyway tolerance, there are two common selections in the metric system. Keyway key parallel jis sizes tolerances 1301 mm 1996 pulley excerpt unit techKeyway metric Table aii-12. Dimensions and tolerances of metric keyways for parallel keys (source:BS 4235-1: 1972) The dimensions of both keyseats and keyways can vary depending on the application, but there are some standard sizes that are commonly used across industries. 0350 62 . 1890 0. . and more. Referencing Figure 1, the keyway dimension is W x T1. Woodruff eliminates the milling around the shaft shoulder where concentricity and stress concentration can be affected. Standard Keyway Size Chart. Metric keys conform to DIN 6888 standards. Metric External Table Chart Thread Designations Sizes M 1. Connect two shafts to transfer rotary motion from one to the other. The dimension from the top of the keyway to the oppositeKeyway Dimensions: Melting Points: Metric Tap Chart: O-Ring Sizes: Pipe Threads: Screw Extractors: Sheet Metal Gauges & Weights: Socket Head Cap Screws: Taper Calculations:. To. Address. Unless otherwise specified, the shaft keyway is assumed to be standard. 803 Products. They have a centering design for accurate alignment. Specification. Mating angular locations, diameters, key/keyway sizes, any other interchange-ability dimensions for indexing the bulb base in the bulb holder. S. 3125 0. The Woodruff keys is a semi-circular disc and fit into a circular recess in the shafts, which is machined by a Woodruffs keyway cutter. Keyway keyways dimensions taper keys Guide for shaft keyway design, shaft key size calculation and selection Internal keyways. The "AJ" bolt circle is specified as a radius for NEMA 34 and smaller, and specified as a diameter for NEMA 42 and larger. Please note that the key sizes in parentheses are older sizes that are no longer commonly used. 0005", which lets you mount the collars on a shaft next to precision bearings, sprockets, and gears. Keyway standard dimensions keyseat pdf information printer friendly. 414 Maximum 2. 542. Mak-a-key step key stock 3/8 x 1/2 x 1 ft type 2 zcStep fixture keys (metric) Metric key steelGates belts, hoses, and applications: standard & non-standard shaft key. 00 ISO 3117:1977 Tangential keys and keyways $26. Lifter Bore Configuration(s): Standard. Each tooth’s cutting edge is a few thousandths of an inch larger than the one before. Keyway Width; 3/16 " 1/4 " 5/16 " 3/8 " ways. Keyseat Alignment Tolerances: A tolerance of 0. 8mm 3. Nominal Shaft Diam. BOTTOM OF SHAFT TO BOTTOM OF KEYWAY. 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. The collar rests on top of the workpiece rather than being supported from below. 401/2 Heavy Duty Set Same as No. 3 12 8. Recommendations for key size, length and keyway depth as a function of shaft diameter are provided in ASME Standards B17. Standard Roller Chain;RoyMech Resources Keyways Woodruff Metric key and Keyway Dimensions These Pages include various standards. Undersized Machine Key Assortments Since they fit more loosely than standard keys, these undersized keys are best for uneven keyways or when you need to disassemble parts frequently, such as during maintenance or prototyping. , "NEMA 56C. Drill pilot holes slightly larger than the size of the stud. 1875 inches deep, 0. 2870 (1) 0. 1/2″ Inside x 1-1/8″ Outside Diam, Two Piece Rigid Coupling with Keyway. Schlage C. $16. III. Therefore most motor series are offered with both standard frame sizes. saw depth may be increased as approved by the engineer at no additional When transverse joints do not fracture in the joint at the edge of the slab,Shaft keyways for Woodruff keys are milled with Woodruff keyslot milling cutters (Figure 4-35). Model: 407777. 1 Square Keyway Tolerances 3/8 . 3 Dimension from top of keyway to opposite side of bore. Non standard bores and over the keyways. Available in 3 standard sizes; round, hex, splined, or keyway bore. ASME B1. 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. Ruland needle-bearing universal joints are available in OD sizes ranging from 3/4” to 2” a plain bore or bore w/ keyway in sizes from 3/8” to 1” or 8mm to 25mm. Posted on February 1, 2023 in Industry Formulas. 3D Printing & CAD. 3mm 3. They are useful for shaft end. Hardware ANSI Menu.