50 — 0. , 18 # of Teeth 60B18F-1 TSUBAKI Sprocket Chain Rlr Sgl Dbl 6. X-Style Bushings - XTB Bore & Keyseat Dimensions All measurements in inches. directions, limited ingress. HSS TMX Straight Tooth, Woodruff Keyseat Cutter, #303, 3/8" diameter x 3/32" face width x 1/2" shank diameter x 2-3/32" overall length (OAL). Single Strand Sprocket, Bore Diameter 1 in, For Chain Pitch 1/2 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 1 in, Number of Teeth 14, Outside Diameter 2. com. Related: Shaft Key Seat for Shaft and Hub ANSI B17. 438In 6. 5 71M 14 14 30 5 5 5 3 16 80M 19 19 40 6 6 6 3. ) 2 in; See all product information Get 10% off your order U. Keyseat Size: No KS, Suitable for reboring . I will be attaching two sprockets to each shaft in the center. 25 - M 1. O. 376 . js9 width. Approximate weight for each flange. Determine the keyway & keyseat dimensions and tolerances (class 2) for the above for a square key of the recommended size. Note that metric keys are. 9Mm #12B 14, D12B14 D12B14 TRITAN Finished Bore with Keyway & SS Bore Roller Chain Sprocket, 50 Chain Size, 23 # of Teeth 50BS23H X 1 3/16 Tritan Chain SprocketsSize range – woodruff keys woodruff keys, din 6888 (metric) width ‘w’ height ‘h’ length ‘l’ diameter key no (d2 x 2) 1. This specification includes index tolerances for multiple keyways. 32In, 50B15SS 50B15SS. ANSI Key No. 2; ANSI Shaft and Hub Keyseat Dimensions for Woodruff Keys per. Where bores do not permit standard depth keyseats, a flat key of the proper dimension is furnished with the bushing. Unless otherwise specified, the shaft keyway is assumed to be standard. The flanges and bores involved are as follows: Size Bore Range KS Key Furnished 6C 1-11/16 to 1-7/8 1/2 x 1/16 1/2 x 5/16 x 1-15/16 8C 2-5/16 to 2-3/8 5/8 x 1/16 5/8 x 3/8 x 2-1/2Keyway Connection. 362 . 7-31 in Y14. 328 — flat — 48 — 3. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. Choose from our selection of slotting cutters, including over 375 products in a wide range of styles and sizes. 5 42 4. 000 / +0. In a bushing or hub it is sometimes called keyway. For instance, a 1" x 1/2" keyway on a 5" diameter shaft I would go . Select the appropriate keyseat cutter that matches the required dimensions. When placing an order always use the part number in addition to the model number if available . (a) Find the torque T 2 transmits through shaft a and the torque and speed of the output shaft c. May 27, 2011Keyseat Dimensions for Woodruff Keys per. WOODRUFF KEY DIMENSIONS ANSI Key No. 5”. 000 inch: Tolerance zone width: [x]; Required measurement precision: [yl; Required instrument resolution: [z] Problem 2 (15points) A data set, Table 1, contains collected inspection measurements of dimension 2. 2. 6 LUG TERM BLOCK. r r Shaft Key Number Cominal Size Key. The PDF file does include dimensions. Due to the curvature of the shaft, the depth of cut is greater than H=2, by a chordal height Y = 1 2. Max. Dimensions should specify only the size of a feature. 2. Preferred size is 1-1/2 in. BOTTOM OF SHAFT TO BOTTOM OF KEYWAY. ) Abom79 Stainless. Straight 2-flute cutters allow cutting a keyseat on-size in a single pass without the deflection issue. ) None; Bushing Required 3020; Width (In. English Standard Keyway and Key Sizes Shaft. box 2400 fort smith, arkansas 72902-2400 u. 19 ; Keyseat Design Tolerances for Electric Motors and Generators; Arbor Keyway Cutter HoleKey and Keyseat Dimensions Frame D G F GD Frame D G F GD zoo 10. Shaft (Arbor) Keyway Dimensionl Data - ANSI/ASME B94. 414 Maximum 2. Torque: 1,475 in-lb with EPDM or Neoprene sleeve, 4,530 in-lb with Hytrel sleeve . 1 says the width tolerance of square keyways/keyseat for 0. Those 100 pages don't include dimensions. com. 005" up to 1/4 and 0. 1. About Us Shipping Advantage Customer Testimonials News Company Timeline Careers Return Policy Risk Free Tool Program +1 800 645 5609;ISO 12197:2016 specifies the dimensions of milling cutters intended for manufacturing woodruff keyseats in accordance with ISO 3912. 2 Woodruff Key Size Table Chart ANSI B17. Mount the adapter to the workpiece shaft using a full key in the shaft keyway and fill the half-key void in the opposite side of the adapter with a half-key (see Figure 6-22 B). 78 Ramazan ÇAKIROĞLU / GU J Sci, Part C, 10(1): 76-84 (2022) Figure 2. ”- Series F couplings supplied with 4) All dimensions per AGMA 9002-A86 interference fit bores without set screws commercial standards. Keyways Index. Related. Square key. Over Up to and Incl. zCheck design based on shear stresses in key, and bearing stresses on material with lesser compressive yield strength. Leader in Energy Efficient Industrial Electric Motors and Drives L* AC E T. 19 ; Keyseat Design Tolerances for Electric Motors and Generators; Arbor Keyway Cutter Hole Keyway Dimensional Data per ANSI/ASME. 010" Keyway Dimensions to BS 46 Part 1-1958 In the absence of specific details, manufacturing will be based upon. Lg. The keyseat engages with the key on the part to prevent unwanted rotation of the part when it is mounted to the shaft. S. 1. Including; metric width, depth of each, and diameter. Horizontal Shaft. Stock Bores (mm) Shallow Keyseat Dimensions 2 (in. REFERENCE DEPTH. Cutter Dia Size. 409 140 2. Key. 1 - 1972 # Tolerance each on T1 and T2 (1" -14") is - . 6 - M 18. Max t Height C t0. remember to check. key stock that has a _____ tolerance will need to be fitted by filing etc. bushings are of such a size Keyseat Keyseat Keyseat Keyseat that standard depth keyseats JA 1/2 1 1-3/16 1-1/4 . 1 shows a keyseat for a shaft diameter D, key width W, key height H, and fillet radius r. NEMA Keyseat Dimensions–Foot-Mounted AC & DC Machines IEC Shaft Extension, Key And Keyseat (Keyway) Dimensions Square And Flat Stock Keys Standard Keyseat Sizes Metric Keys–Standard Sizes. Bore and keyway combinations we broach. 628 2. 005"). This International Standard specifies the dimensions of milling cutters intended for manufacturing woodruff keyseats in accordance with ISO 3912. Keyseat Alignment Tolerances: A tolerance of 0. Minimum keyseat width is that figure permitting the largest shaft distortion acceptable when assembling maximum key in minimum keyseat. , 32 # of Teeth, 60BS32 X 1 1/2 at Zoro. Keyway chart diagram halliteMetric keyways keyway tolerances parallel woodruff bs ering Keyway standard dimensions keyseat pdf printer friendly informationKeyway broach hss cnc push cutting inch machine type. 125”, R = 1. Max. 0Table 3: Example of IEC shaft dimensions. 1 ; Shaft Arbor and Keyseat Dimensional Data ANSI B94. 2; Thread Shear Area for External and Internal Formulas and Calculator per. 5020 2. Keyseat R ES Min. Kramer has a keyseater. O. The keyseat engages with the key on the part to prevent unwanted rotation of the part when it is mounted to the shaft. TRITAN Finished Bore with Keyway & SS Bore Roller Chain Sprocket, 40-2 Chain Size, 30 # of Teeth D40BS30 X 1 1/4 TRITAN Sprocket, Double, 1/2-in. WOODRUFF KEY DIMENSIONS ANSI Key No. Sometimes the size and the tolerance for a shaft diameter are dictated by the element to be mounted there. The Woodruff Key numbers indicate normal key dimensions. 0015” Over 2” +. Please check motor drawing for actual dimensions. Assume there is an end-mill keyseat on the shaft a to assemble the gear. TRITAN Sprocket , 100 Chain Size, 21 # of Teeth 100E21H TRITAN Sprocket , 80 Chain Size, 28 # of Teeth 80SF28H TRITAN Sprocket, 3/8-in. (916) 408-2442. Use the 2. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. ANSI B17. Electrical Engineering Pocket Handbook. Its available in a wide selection of standard sizes and special face widths are also available with our 24-hour just-in-time service. B L F A E. 19 ; Shaft Arbor Keyway. Precise taper (3/4 in. 095 . Please refer to the Large AC motor chart, or to the specific motor drawings for L449T dimensions. Qty. 75 7 2 3. English Dimensions: Keyway: W x T 1 Key: W x T Metric Dimensions: Keyway: W x h Key: W x T Keyway and Key Size Dimension Reference. Detailed width tolerance information is best drawn from the manufacturer. Component Weight: 4. Related: Shaft Key Seat for Shaft and Hub ANSI B17. The key and key seat cross section are ISO standardized. The groove in the drive shaft is called a keyseat. 424 Minimum 2. 8. Inaccurate keyseats cause needless expense and delays in fitting. In cases where a keyseat is necessary, Ameri-can Pulley will provide the appropriate rectangular key at no charge. 250 0. 2388 State Route 726 Eaton, Ohio 45320 (937) 456-2232 Fax (937) 456-2282 webmaster@kramerusa. 5 4 4 180 48 42. , 13 # of Teeth 60BS13H X 1 7/16. 0015” Over 2” + . or material and filtering by the precise dimensions Catalog; About Us. com ©2004-2021 Kramer Power Equipment Co. For example, an ANSI 202 measures 1/16 x 1/4, while ANSI 1012 measures 5/16 x 1. The following tolerances for maximum lead (due to angular displacement of keyseat centerline from. , 9 # of Teeth 60B9FL TSUBAKI Single Strand Sprocket, 60 Chain Size, 1 Bore Dia. The keys and keyways followed the recommendations of ISO R773:1969 and shaft tolerances followed ISO R775:1969. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. Shaft with Two Keyways Torque Applied Deformation and Stress Equations and Calculator. What dimension is indicated as not drawn to scale? 24. 201 202 1/16 x 1/4 0. 1 Square Keyway Tolerances Minimum 2. d. 65 13. Dimensions Keyseat Dimensions Fig. a. QTM Bushings. js9 widthHere's a quick reference guide to common keyway profiles. The last two digits give the nominal diameter B in eighths of an inch and the digits preceding the last two give the nominal width W in thirty. 1; Hardware Design Information Misc. Key and Keyseat Dimensions FrameD G F GD Frame D G F GD 63 8. Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque. a These Width A values were set with the maximum keyseat (shaft) width as that figure which will receive a key with the greatest amount of looseness consistent with assuring the key's sticking in the keyseat (shaft). Location Dimensions. 125”, R = 1. 00 2. This standard covers the size, type and tolerances of parallel and taper keys and keyseats, and their relationship to shaft diameters and bore diameters. G&G Manufacturing Company 4432 McKinley Street P. 60 degrees from the vertical. 0005” including 2” +. A single keyseat and one pair of set-screws are furnished as standard on all sprockets unless oth-erwise specified. For example, Gear drives, Pulleys or Sprockets are connected securely using keys to the power transmitting shaft. blogspot. Keys and keyways secure the hub and shaft to prevent relative movement between a power transmitting shaft and an attached component. If limit dimensions (refer to Tablas 13 M and W of the Appendix) were to replace the keyseat dimensions shown, what would they be? 23. Manufacturing High Performance Rotary Cutting Tools since 1977. 328 Flat. Dimensions for AC Foot-Mounted Motors with Single Straight-Shaft Extension NEMA®† Dimension Guide Frame A Max D E 2F BA H U N-W V Min. byNEMA Motor Dimensions - Reference Chart Keyseat Dimensions. Inventory # 8335. These milling cutters are each sized to create keyseats for a specific size of key. 010 inch, max is provided for offset (due to parallel displacement of keyseat centerline from centerline of shaft or bore. ft. keyseat dimensions chart with U = 2. 000 0. Check DetailsOrder Tritan Finished Bore with Keyway & SS Bore Sprocket, 60 Chain Size, 1-1/2 Bore Dia. • Design details such as tolerances, fillet radii, shoulder heights, and keyseat dimensions must also be specified. ) Kilos Catalog Number Weight. 69 2. Details of a part's construction and for manufacturing. *Contact your local Baldor office for “C” Dimensions. 5x16 4x5x13 PIECES. 1. 4JSC x 1-1/8 has 1/4 x 1/16 shallow keyseat. 000;-. Ansi B17 1 Standard Keyway Dimensions Lowellcorp KEYS AND KEYWAYS - Union College Ansi B17 1 Standard Keyway Dimensions Lowellcorp Keyways 101 - How to use and make keyways Problem on Design of Key - Design of Machine Broaching - Cutting a Keyway Introduction to. 2 Some large bore Type S flanges are supplied with shallow keyseats. 50 — 0. ansi b17. — Metric Woodruff Keyseat Cutters — Shank Type. kEySEAT R ES MIN S 42 2. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. 5000 2. Select the Material. 0005” + . Dimensions Keyseat Dimensions Fig. 0005” +. Filled with practical information, the handbook makes a great “give-away” item for your customers and potential customers! MOTOR DATA–ELECTRICAL. The lack of a Z or Y suffix indicates that the shaft and mounting hole dimensions are the same for all motors with the same frame size. on diameter) provides proper wedging action. Made of solid carbide, these cutters are harder, stronger, and more wear resistant than high-speed steel and cobalt steel for the longest life and best finish on hard material. * See page 8 for bore tolerances, page 11 for standard keyseat dimensions. 2 a rectangular key of the proper SD 1/2 1-11/16 1-15/16 2 1. -0. Standard External Metric Thread and Fastener Sizes M 0. Keyway Size: 1/8″ to 3″. We can provide keyed shafts in any length up to 20 foot. ESR Motor Systems ESR Motor Systems, LLC • 648 E White St, Rock Hill, SC 29730 Phone: (800) 868-3770 • FAX: (803) 324-3259 NEMA – QUICK REFERENCE CHARTGet In Touch. 2143". 6 6. on diameter) provides proper wedging action. Keyseat and keyway General dimensioning – Cont’d • Dimension keyseats from the bottom of. 453 — flat — 48H 4. 3750 7/16 . 202 to 1012 Height Width Diameter Actual Length Full Radius Flat Bottom Distance Key Below Center No. 28 slot 0. 19-1997; Design of Square Key and Keyway (Wood Ruff) Stress, Shear. Key and Keyseat Dimensions FrameD G F GD Frame D G F GD 63 8. Min. TB Wood's 440 North Fifth Avenue Chambersburg, PA 17201 - USA Toll Free: 888-829-6637 Phone: 717-264-7161 Fax: 717-264-6420AGMA ASA Keyway and Bores Design Data including dimension and tolerances. Mill. The 1/4 shaft diameter spec conforms to the 1/8" keyways in the 1/2" sprocket hubs. ESR Motor Systems ESR Motor Systems, LLC • 648 E White St, Rock Hill, SC 29730 Phone: (800) 868-3770 • FAX: (803) 324-3259 NEMA – QUICK REFERENCE CHARTShaft keyseat dimensions and tolerances were given in ISO R773:1969. For example, an XTB15 bushing for a 5/8” shaft would be ordered as part #XTB15X010. Made of solid carbide, these keyseat cutters are harder, stronger, and more wear resistant than high-speed steel for the longest life and best finish on hard material. 6 times the shaft diameter. I cut hundreds of them. Filled with practical information, this 118-page handbook (3. 000 Standard 1/4 x 1/16 1108 0. The Woodruff key is a semi-circular disc and fits into a circular recess in the shaft which is machined by a woodruff keyway cutter. Cutting Tools / End Mills / Woodruff Keyseat Cutters Viewing Page 1 of 24 (288 results) Sort By: Best Match Keys and keyways secure the hub and shaft to prevent relative movement between a power transmitting shaft and an attached component. ANSI B17. XTB15. Ansi shaft and hub keyseat dimensions for woodruff keys per. C +0. page 2. IEC Shaft Extension, Principal and Keyseat Dimensions–Continuous Duty AC Motors (mm) NEMA Wavy Extension and Keyseat Dimensions–Foot-Mounted DC Machines (mm) NEMA Frame Dimensions–Foot-Mounted DC Vending (mm) MOTIVE NAVIGATION Power Factor Fix of Incorporation Motor LoadsOrder Tritan Finished Bore with Keyway & SS Bore Sprocket, 60 Chain Size, 1-1/2 Bore Dia. Max. Which scale was used on this part?21. 491"Staggered Woodruff Keyseat Cutter 3/4 X . The size of the keyway is a 10 x 8. American National Standard, B17. This includes the width, depth, and length of the keyseat. 4. 91In, 50B13SS 50B13SS TSUBAKI Sprocket Chain Rlr P Sgl 1-3/8In 7. Related: Shaft Arbor and Keyseat Dimensional Data American National Standard Keys and Keyways; Standard Metric Keys Keyways for Metric Bores with One Key; Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. The hub should have a tight slide fit on the key. S. large diameters: +. Dec. 41 X X X XX XXTRITAN Finished Bore with Keyway & SS Bore Sprocket, 60 Chain Size, 1-1/4 Bore Dia. Feet prevent these keys from rocking in the keyseat. Pitch, 28 Hardened Teeth, 3/4-in. Keyseat and Keyway Calculator Keyway and keyway depth calculator. 562 160 6. , 16 # of Teeth 50B16F-7/8 TSUBAKI Single Pitch Roller Chain Sprockets, 60B36F-1 60B36F-1 TSUBAKI Single Strand Sprocket , 40 Chain Size, 42 # of Teeth 40BTL42 TSUBAKI Sprocket Chain Rlr P Sgl 1-1/2In 16. BOX 2400 FORT SMITH, ARKANSAS 72902-2400 U. The keys and keyways followed the recommendations of ISO R773:1969 and shaft tolerances followed ISO R775:1969. Keyseat Cutters. (b) Determine the minimum diameter of shaft a for a safety factor of 2 based on static yield analysis. For technical drawings and 3-D models, click on a part number. Shaft keyseat dimensions and tolerances were given in ISO R773:1969. 5 12. IEC QUICK REFERENCE CHART IEC Frame. A rounded bottom allows these keys to rock in their seat to relieve stress on the shaft caused by vibration or misalignment. The "key size vs shaft diameter" table in Machinery's Handbook shows for shafts 7/16"-9/16", use a key of 1/8" width (for a square or rectangular key, not a woodruff), and that. Replies continue below. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. Hubs must be mounted with 100% keyseat and shaft engagement, as seen in A or B of Figure 1. 6. Also known as jeweler's slotting saws and metal slitting saws, these saws are good for use on wire, tubing, extrusions, and other very thin material that requires delicate cuts. 104 0. zComplete design details of keyseat and key for fabrication. SAE Standard. American National Standard, B17. 375 INCH (9. 10 THREAD CONTROLLING ORGANIZATION AND STANDARD - ASME. 14 X X X X X 4J 2263 11 16 41 60 11 16 0. Carbide Staggered-Tooth Keyseat End Mills. Install Hubs Set Spacing Install Element. Show your work below. Shaft diameterKeyway size Keyway chartShaft keys. Recommendations for key size, length and keyway depth as a function of shaft diameter are provided in ASME Standards B17. 238 0. Corner Radius Harvey Tool's selection of fully stocked, corner radius Keyseat Cutters includes standard, reduced shank, and staggered tooth designs. 202 to 1012 Height Width Diameter Actual Length Full Radius Flat Bottom Distance Key Below Center No. In these cases, a rectangular key is furnished. Keyseat 180° from split. 0015” Over 2” +. 1875 0. KeyWay. ) 1 See charts on page 11. 0015/-0. 66 10 2 5 12. Hub Keyseat Dimensions for Woodruff Keys per. This is to ensure an interference once the key is inserted between the parts. 5. 4 5 6 8 8 8 10 12. 4235 : PART 1 : 1972Keyseat Dimensions A Keyseat is an axially located rectangular groove in a shaft,hub or bushing. 1-1943 Standard. D. That means, a one inch shaft should have a quarter inch key. 50 0. Keyseat Cutter Considerations: • Select a tool with the shortest allowable overall length to ensure the strongest tool setup possible. Pitch, 13 Hardened Teeth, 25mm Finished Bore with Keyway & Set Screws 08BS13H X 25 TSUBAKI Sprocket, 25 Chain Size, 1/4 Bore Dia. For more exact dimensional data, please check the specifi c drawing for each catalog number. maintain the bushing’s position on the shaft until the cap. 010" for all sizes above. 2. 477This standard presents metric dimensions, toler-ances, sizes and fits for straight bores, tapered bores, keys and keyways for unmounted industrial flexible couplings. Link to a page that has the basic dimensions. 015. The following sections describe key and keyseat dimensions, keyseat failure, and key failure. BSI Shop. D im en s o- N , OP A Ba dX rp cf t l . top of page. 375 / . Related: Shaft Arbor and Keyseat Dimensional Data American National Standard Keys and Keyways; Standard Metric Keys Keyways for Metric Bores with One Key; Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. 1-1967 (R1998)TSUBAKI Single Strand Sprocket, 60 Chain Size, 1-1/8 Bore Dia. 1890 0. 5505 deep from touch, making it 1/2" deep on the wall. Chain dimensions are useful for representing hierarchies of data as they provide a clear path from the root level of the hierarchy down to its most specific values. ANSI B17. TORQUE RATINGS AND DIMENSIONS Bush. 5 2012 10028 248 7 28075 712214 11228 248 7 31580 762214 13238 3310 8 35585 762214 16042 37 128 *Contact your local Baldor office for “L” Dimensions. limit dimensions refer to Tables 13 M and W of the Appendix) were to replace the keyseat dimensions shown, what would they be? 23. 12 0. , 14 # of Teeth 50B14H X 5/8 MPB TRITAN Finished Bore with Keyway & SS Bore Roller Chain Sprocket, 40-2 Chain Size, 30 # of Teeth D40BS30 X 1 1/2 MARTIN SPROCKET & GEAR (3020) Spk Roller Tb, 120BTB24 120BTB24 TSUBAKI Single Strand Sprocket , 25 Chain Size, 1/4. Standard and long length styles. 5" x 6", 9cm x 15cm) makes a great “give-away” item for your customers and potential customers! Buy this great resource as is OR custom brand your company logo and information on the cover to turn it into a great marketing piece for your. If limit dimensions (refer to Tables 13 M and W of the Appendix) were to replace the keyseat dimensions shown, what would they be?23. Please refer to the Large AC motor chart, or to the specific motor drawings for L449T dimensions. 5 2. -AND OPTIONALLY3) Drawing or sketch of equipment layout in order to determine correct spacer length. link to pdf. These woodruff keys are mostly used in machine tools and automobile shafts from ¼” to 2½” (6 mm to 60 mm) in diameter. Keys should fit tightly into the keyway and key seat. The following is summarized from the American National Standard Keys and Keyways for Milling Cutters and Arbors ANSI/ASME B94. Key. Provides strong connection can be either parallel. 75 2. Leader in Energy Efficient Industrial Electric Motors and Drives Key and Keyseat Dimensions Frame D G F GD Frame D G F GD 63 11 8. Choose from our selection of keyway stock, including machine key stock, rounded machine keys, and. 0 143JP and 145JP 29. 0 108 19. 1 IEC QUICK REFERENCE CHARTIECF rameTypeFoot MountingShaftB5 FlangeB14 * * * * * * * * * * * * * * * represent standard TEFC general purpose motors. The Woodruff Key numbers indicate normal key dimensions. where C is depth of key. TSUBAKI Single Strand Sprocket, 50 Chain Size, 7/8 Bore Dia. In order to lock a hub or. s. 844”, and S = 0. Other data in this standard are given in Tables 2 and 3 through 7. ANSI Flat, Pan, and Oval Head Wood Screws per. Our massive line of Miniature Keyseat Cutters is unmatched in the industry, featuring hundreds of specialty sizes and styles. TSUBAKI Single Strand Sprocket, 50 Chain Size, 3/4 Bore Dia. 5" (63mm) wide in an almost infinite range of widths and bore sizes in long length through bores. --keyway dimensionsKeyway chart diagram hallite. The keyway is machined by partial drilling on the shaft. 01mm on each side and the hole was Ø25mm. It is also possible to make a calculation. Bore & Keyseat Dimensions All measurements in inches. 0000;-. Frame L449T is not included in this chart. The Metric system does not refer to keyseat or keyway dimensions as does the English system. bearing pressure p = F s / (h/2 微) MPa. b. 4235 : PART 1 : 1972 Keyseat Dimensions A Keyseat is an axially located rectangular groove in a shaft,hub or bushing. 1890 0. v. ) ROLLER DIAMETER: 6.