Keyseat dimensions. These milling cutters are each sized to create keyseats for a specific size of key. Keyseat dimensions

 
 These milling cutters are each sized to create keyseats for a specific size of keyKeyseat dimensions  • Tool Sets — Metric Precision 3-Flute Cap Screw Kounterbores Sets

30 102 PT 2 COLUMN BRACKET. 2-1967 (R1998) - Engineers Edge. 19 ; Shaft Arbor Keyway. 4. Gear Products and Suppliers | Gear Knowledge Menu. Carbide Staggered-Tooth Keyseat End Mills. ANSI B18. They mill precise notches in rotary shafts to fit machine keys and can also be used for slot milling. 00 2. For example, an ANSI 202 measures 1/16 x 1/4, while ANSI 1012 measures 5/16 x 1. 005 Min Diameter F. Keyway standard dimensions keyseat pdf printer friendly information. 2-1967. 75 2. 72mm (0. All dimensions are given in inches. Forces Exerted on Shafts • Gears, belt sheaves, chainBritish ISO Metric Screw Threads Designations. Key sizeMetric key keyway dimensions per iso/rtt3 js9 width Metric machine keysWoodruff dimensions standard keys table inches ansi given. 2 COPYRIGHT 2003; American Society of Mechanical Engineers Document provided by IHS Licensee=Cummins. Specify the final dimensions for each point on the shaft. 1875 0. A piece of metal that snugly fitted between two grooves which are machined in a shaft and hub of a component to which is to be connected. Precise taper (3/4 in. Mill. When SH 1/2 1-3/8 1-5/8 1-11/16 1. 312 / 2. Our massive line of Miniature Keyseat Cutters is unmatched in the industry, featuring hundreds of specialty sizes and styles. Woodruff eliminates the milling around the shaft shoulder where concentricity and stress concentration can be affected. Pitch, 28 Hardened Teeth, 3/4-in. The following tables show standard dimensions for keys and their grooves. com. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. having an intended meaning altered or misrepresented; "many of the facts seemed twisted out any semblance to reality"; "a perverted translation poem". PIECES SIZE PIECES SIZE 10 10 10 10 10 10 10 5 5 6x6x12 6x6x20 6x6x35 8x5x16 8x7x16 8x7x25 8x7x45 10x6x30 10x8x25 5 5 5 5 5 5 10x8x50 12x6x50 12x8x30 12x8x50 14x9x32 14x9x60 KEYS IN PLASTIC CASE DIN 6888 WOODRUFF KEY KIT PIECES SIZE 20 20 20 20 20 20 20 2x2. Two types of woodruff keyseat cutters with cylindrical shank are specified: — woodruff keyseat cutters with cylindrical shank, in accordance with ISO. S. Shaft diameter is 3/4". 00 x 2. This is done with multiple operations so that, for example, a keyseat cutter with a 1/4" cutter width can create a slot that is 3/8" wide. For Woodruff keys, dimensions C and D can be found in Table. 0 No Keyseat 1 Standard Keyseat X No Keyseat or Standard Keyseat Part Number Examples L095118 L095 x 1-1/8” Hub L07512NK L075 x 1/2” No Keyseat Hub L09515/16 L095 x 15/16” Hub Bore Tolerances Bore Size Tolerance Up to and +. 415In #100, 100BTL12 100BTL12Woodruff Keyseat cutters are designed for cutting keyways and keyseats as well as performing general purpose milling operations. The cutter bar does not need to be changed in order to cut a different size keyseat. • Design details such as tolerances, fillet radii, shoulder heights, and keyseat dimensions must also be specified. 844”, and S = 0. John kings will generally bore all wheels to a h7 tolerance unless specified by the customer. Located in Warren, Michigan, KEO has been producing the best in performance cutting tools since 1941. The Assume there is an end-mill keyseat on the shaft a to assemble the gear. Carbide Staggered-Tooth Keyseat End Mills. Woodruff Key Assortments. 002 . In these cases, a rectangular key is furnished. Never used commercially available keystock, it's intended to be filed to fit in the field. water from all directions, limited ingress. About Harvey Tool. Nominal Key Size W x D Min. Q-Style Bushings - BSHQD Bore & Keyseat Dimensions The following sections describe key and keyseat dimensions, keyseat failure, and key failure. 1875″ Cut Width, 1/2″ Shank Dia, Straight Tooth 2-3/16″ OAL, 8 Teeth, Carbide Tipped, ANSI 609, Old Standard 16 List PriceNote 1: Maximum bore with keyseat. Keyseat Dimensions Keyseat is an axially located rectangular groove in a shaft,hub or bushing. Check DetailsOrder Tritan Finished Bore with Keyway & SS Bore Sprocket, 60 Chain Size, 1-1/2 Bore Dia. 3115 0. 1 Size. , 24 # of Teeth 50B24H X 3/4 MPB TRITAN Sprocket, Metric, 1/2-in. 25-0. In these cases, a rectangular key is furnished. en tap keyseat drill bolt frame tap depth penetration ep er es designations el em size max allowance min eo' min r min s et' 143jm and 145jm 29. zSelect key size, using W=H if shaft size < 6. Shaft keyseat dimensions and tolerances were given in ISO R773:1969. 3. Published: August 2018. 12 R. 2 a rectangular key of the proper SD 1/2 1-11/16 1-15/16 2 1. 7 9. This has no effect on the ability of the bush-ing to transmit the load. BOTTOM OF SHAFT TO BOTTOM OF KEYWAY. 8 cannot be furnished. bearing pressure p = F s / (h/2 微) MPa. 4 3 4 4 4 4Engineering; Mechanical Engineering; Mechanical Engineering questions and answers; Unit 16 250 X 125 KEYSEAT - V BOSS ONLY BOTH ENDS — 4X 0. Our massive line of Miniature Keyseat Cutters is unmatched in the industry, featuring hundreds of specialty sizes and styles. Max. 19 ; Keyseat Design Tolerances for Electric Motors and Generators; Arbor Keyway Cutter Hole Keyway Dimensional Data per ANSI/ASME. 238 0. Carbide Staggered-Tooth Keyseat End Mills. All dimensions are in inches. 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. 0005” including 2” +. ANSI B17. C +0. 000 +0. Recommendations for key size, length and keyway depth as a function of shaft diameter are provided in ASME Standards B17. Dimensions Keyseat Dimensions Fig. kEySEAT R ES MIN S 42 2. 937. 005" up to 1/4 and 0. 125 About Us |. This is why we allow the book. Square profile Keyseat Cutters, or "Woodruff Cutters," feature solid carbide construction for strength and an AlTiN Coated option for added lubricity and heat resistance. NEMA FRAME DIMENSIONS* FOOT-MOUNTED AC MAChINES * Dimensions in inches E "H" DIA. 40 mm. 1 Size Shaft Dia. O. maintain the bushing’s position on the shaft until the cap. 125″ Cut Dia, 0. r r Shaft Key Number Cominal Size Key. Sure-Grip® Bushing Keyseat Dimensions (mm) *Shallow key furnished Shaft Dia. The keys and keyways followed the recommendations of ISO R773:1969 and shaft tolerances followed ISO R775:1969. For a square key, H= W. Dimensioning repetitive features Repetitive features and dimensions may be specified by the use of an “X” in conjunction with the numeral. Electrical Engineering Pocket Handbook. 2388 State Route 726 Eaton, Ohio 45320 (937) 456-2232 Fax (937) 456-2282 webmaster@kramerusa. 5”. 5 times the shaft diameter to ensure a good. For technical drawings and 3-D models, click on a part number. ANSI woodruff size charts express measurements in inches and nominal key sizes with higher numbers corresponding to bigger keys. remember to check. Unless otherwise specified, the shaft keyway is assumed to be standard. Filled with practical information, this 118-page handbook (3. 5 71M 14 14 30 5 5 5 3 16 80M 19 19 40 6 6 6 3. 002 Min. BOX 2400 FORT SMITH, ARKANSAS 72902-2400 U. RoyMech Resources Keyways Woodruff Metric key and Keyway Dimensions These Pages include various standards. 000 0. 66 10 2 5 12. Link to a page that has the basic dimensions. 1/2" Shank Woodruff Keyseat Cutter. Dimensions should be selected to suit the function of the object. 34 0. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. 0. 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. B L F A E. 2. on diameter) provides proper wedging action. vc electric motor information. The keyseat engages with the key on the part to prevent unwanted rotation of the part when it is mounted to the shaft. Woodruff Keyseat cutters are designed for cutting keyways and keyseats as well as performing general purpose milling operations. Keyseat Size: No KS, Suitable for reboring . Approximate weight for each flange. Filled with practical information, the handbook makes a great “give-away” item for your customers and potential customers! MOTOR DATA–ELECTRICAL. Dimensions Keyseat Dimensions Fig. AA dimensions shown in chart are legacy Baldor-Reliance typical values meeting or exceeding NEMA. Parallel Metric Keys and Keyway Dimensions - Roy Mech. Table 3 Keyseat Dimensions. Rectangular keys. 328 — flat — 48 — 3. Due to the curvature of the shaft, the depth of cut is greater than H=2, by a chordal height Y = 1 2. TSUBAKI Single Strand Sprocket , 60 Chain Size, 3/4 Bore Dia. Regardless of which unit of length you're using, you'll need to measure the following: width, height, and length. ) Kilos Catalog Number Weight. Yes, the "key" is an important element for the successful transmission of torque. Keyway dimensions metric key js9 iso tolerance per hub radius width depth diameter nominal thru hasn answered question yet beenKeyway keyways clubrunner bores wxh 3/16" x 3/32 keyway keyed shaft 7/8" x 6" metals & alloys businessKeyway bore modification. Key Size Versus Shaft Diameter ANSI B17. 1 Size Table. Size Options (Labyrinth Seal, C/T Sprag) Nominal Bore Keyseat Size* Lubricant (Blank - Oil, GR - Grease) Direction of Rotation * If keyseat is not specified when ordering, the clutch will be supplied with the available standard keyseat. 50 0. Finished Bore with Keyway & Set Screws 41BS28H X 3/4Keyshaft keyed shaft, diameter 1 7/16 in, keyway 3/8 in x 3/16 inGates belts, hoses, and applications: standard & non-standard shaft key Keyseat dimensions for woodruff keys per. I need the dimensions of a #406 Woodruff Key and Keyseat. keyseat dimensions for woodruff keys per ansi b17 2 engineers edge web nsi shaft and hub keyseat dimensions for woodruff keys per ansi b17 2 continued these width a values were set with the maximum keyseat shaft width as that figure which will receive a key with the greatest. • Tool Sets — Metric Precision 3-Flute Cap Screw Kounterbores Sets. 2. 5 149 71 14 115 5 20055 491610 80 15. Max. 1 shows a keyseat for a shaft diameter D, key width W, key height H, and fillet radius r. For a square key, H= W. Frac. The following sections describe key and keyseat dimensions, keyseat failure, and key failure. ) Abom79 Stainless. Over Up to and Incl. Shallow Keyseat Dimensions Some large bore Type C flanges are supplied with shallow keyseats. Designed for cutting keyways and keyseats, these woodruff-style cutters. 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. 40 t- 1. Located in Warren, Michigan, KEO has been producing the best in performance cutting tools since 1941. 1 july 03 “t” frame electric motor data chart 1. Keyseat cutters down to . TSUBAKI Single Strand Sprocket, 50 Chain Size, 3/4 Bore Dia. 1; Hardware Design Information Misc. Shaft keyseat dimensions and tolerances were given in ISO R773:1969. Select what material the tool is made from, either HSS or Solid Carbide, and what coating it has (if any). 1-1967 (R1998)Shaft Key Seat Depth Control Values S and T for Shaft and Hub ANSI B17. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. ASME B1. --keyway dimensionsKeyway chart diagram hallite. The keyseat depth equals 1/2 the key thickness. XTB15. 010 inch, max is provided for offset (due to parallel displacement of keyseat centerline. 3125 2. • Design details such as tolerances, fillet radii, shoulder heights, and keyseat dimensions must also be specified. Box 12086 Omaha, NE 68112-2086NEMA 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. Key Keyseat - Shaft hbove Keyseat - Hub. Torque Capacity (In. 32In, 50B15SS 50B15SS. To form a key seat, as by cutting. Whenever I had to end mill or side mill a keyseat I usually got lazy and sunk the cutter 'til the corners intersected the shaft diameter then I dialed into the shaft 1/2 the key height (remembering the clearance goes in the keyway of the mating bore. ANSI-B17. 3/8 . 19. 1 ; Shaft Arbor and Keyseat Dimensional Data ANSI B94. keyseat: [transitive verb] to supply (as a mechanical part) with a key seat. Woodruff Keyseat Cutter: 1. zSpec. Keyseat Cutter Considerations: • Select a tool with the shortest allowable overall length to ensure the strongest tool setup possible. 5 6. ANSI B17. xls Created Date: 1/23/2014 8:35:20 AM. 12 2. Specifying rectangular keyways*Dimensions are for reference only. 1-1943 standard. I somehow missed the link you provided. 1 shows a keyseat for a shaft diameter D, key width W, key height H, and fillet radius r. ANSI Flat, Pan, and Oval Head Wood Screws per. The inch and metric dimensions here correspond to common values. 4 lbs. d. 375 1. kEySEAT R ES MIN S 42 2. 1250 0. This standard covers nomenclature, definitions, identification number, dimensions and tolerances of Woodruff Keys and Keyseats. WTC No: 103030 High Speed Steel No Coating View all Product Details: American Standard #: 303 Old Standard #: 212 Style: Style 100 Neck Diameter: 0. Woodruff key slot dimensions 9 fasteners keys. 1 Square Keyway Tolerances 3/8 . For example, an XTB15 bushing for a 5/8” shaft would be ordered as part #XTB15X010. — Metric Woodruff Keyseat Cutters — Shank Type. 2. Keyseat Dimensions A Keyseat is an axially located rectangular groove in a shaft,hub or bushing. Order Tritan Finished Bore with Keyway & SS Bore Sprocket, 40 Chain Size, 1-1/8 Bore Dia. These milling cutters are each sized to create keyseats for a specific size of key. Gear Products and Suppliers | Gear Knowledge Menu. website builder. Woodruff Keyseat Cutters. They are useful for shaft end. While this is possible and may save on up-front tooling costs, the results are not optimal. 50 670 668 J101. Metric key & keyway dimensions per iso/r773 – js9 width tolerance « + keyways will be furnished per iso/r773 and js9 width tolerance unless otherwise specified. S AA Min. Using information from the table below, determine the dimensions of the shaft and keyway and develop aWhere standard keyseats are indicated, refer to the Standard Keyseat Dimensions chart. 51966 2256053 18 11 90 20248 7 2506567. *Dimensions are for REFERENCE in Energy EfficientIndustrial Electric Motors and DrivesLeader in Energy EfficientIndustrial Electric Motors and DrivesKey and Keyseat Dimensions Frame D G F. O. (a) Find the torque T 2 transmits through shaft a and the torque and speed of the output shaft c. 0015” Over 2” +. Select the appropriate keyseat cutter that matches the required dimensions. Some machinists use keyseat cutters to machine slots greater than their cutter width. Material, heat treatment, hardness or finish is not within the scope of this standard. +0. 3 Protection against falling water up to. 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. Metric. * contact your local baldor nema -quick reference chart office for "c" dimensions dimensions - n, o, p, ab and xo are specific to baldor baldor electric company p. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. 6250 0. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. Read more on how keys and keyways work and what types are available – Keys and Keyways. 5" (63mm) wide in an almost infinite range of widths and bore sizes in long length through bores. 6. ANSI B17. Some machinists use keyseat cutters to machine slots greater than their cutter width. 010" Keyway Dimensions to BS 46 Part 1-1958 In the absence of specific details, manufacturing will be based upon. 1. 50 0. 4JSC x 1-1/8 has 1/4 x 1/16 shallow keyseat. 40 3/8-16 28 19 30 40. Recommended ANSI Standard Keys. Keys different istock onlyStandard and metric keyway broaches Chart and key. Hey, Just curious if anyone had run across Table 6 in B17. Standard keyseat milling cutters, also known as Woodruff cutters, create keyseats in shafts for mating keyed parts to the shaft. 424 Minimum 2. /lbs . ANSI Flat, Pan, and Oval Head Wood Screws per. This standard presents metric dimensions, tolerances, sizes and fits for straight bores, tapered bores, keys and keyways for unmounted industrial flexible couplings. A #406 is by definition in the standard as being in inch units, do your own. com ©2004-2021 Kramer Power Equipment Co. 100 3. 42 — 2. Type. 375 INCH (9. 1-1967, ASME standard B17. 875. BUSHING AND KEYSEAT DIMENSIONS. 1. Great prices & free shipping on orders over $50 when you sign in or sign up for an account. 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. 35 25. Keys and keyways secure the hub and shaft to prevent relative movement between a power transmitting shaft and an attached component. Keyseat Cutters. For a square key, H= W. 91In, 50B13SS 50B13SS TSUBAKI Sprocket Chain Rlr P Sgl 1-3/8In 7. Where bores do not permit standard depth keyseats, a flat key of the proper dimension is furnished with the bushing. Desired Slot Size. 0625 0. The inch and metric dimensions here correspond to common values. 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. The Metric system does not refer to keyseat or keyway dimensions as does the English system. 0020” Standard Keyseat Dimensions Shaft Diameter Width. 12 0. • Sometimes the size and the tolerance for a shaft diameter are dictated by the element to be mounted there. 201 202 1/16 x 1/4 0. When indicating a keyway or keyseat on a drawing, the depth, width, and location should be specified to give the full size and location of where the cut is to be made on the part. 75 7 2 3. However, if that same peg was 25 mm square with a tolerance 0/-0. 5000 2. This International Standard specifies the dimensions of milling cutters intended for manufacturing woodruff keyseats in accordance with ISO 3912. S. 512 132 265 230 300 130 243 187 256 190 5. Thanks in advance. Specification for metric keys and keyways – Parallel and taper keys BS 4235-1:1972;Key stocks sizes various. Keyways are usually machined using a. Parallel Metric Keys and Keyway Dimensions - Roy Mech. 003 0. 010 Height (d) (t) - DIM Keyway Width (w) AGMA 9002-A86 Inch Bore and ANSI B17. 0005” +. Saw cut through flange and taper (and sometimes cut down into keyway also) to provide a true clamp fit. 2388 State Route 726 Eaton, Ohio 45320 (937) 456-2232 Fax (937) 456-2282 [email protected] slot 0. * contact your local baldor nema -quick reference chart office for "c" dimensions dimensions - n, o, p, ab and xo are specific to baldor baldor electric company p. 28 0. Shaft with Four Keyways Torque Applied Deformation and. Inventory # 8335. com Web site: This standard presents metric dimensions, toler-ances, sizes and fits for straight bores, tapered bores, keys and keyways for unmounted industrial flexible couplings. Nominal Shaft Diameter Nominal Key Size Normal Keyseat Depth Over Up to and Incl. 19 ; Keyseat Design Tolerances for Electric Motors and Generators; Arbor Keyway Cutter Hole Keyway Dimensional Data per ANSI/ASME B94. When indicating a keyway or keyseat on a drawing, the depth, width, and location should be specified to give the full size and location of where the cut is to be made on the part. 7x10 2. 01mm on each side and the hole was Ø25mm. Woodruff Keyseat Milling Cutters. 2143". Format: Paperback. 006 CL +0. 250 0. 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. 477This standard presents metric dimensions, toler-ances, sizes and fits for straight bores, tapered bores, keys and keyways for unmounted industrial flexible couplings. Dimensions Keyseat Dimensions Fig. (916) 408-2442. 14. 63. 5 4 4 180 48 42. 1 Keys and Keyseats, based on current industry practice, was approved in 1967, and reaffirmed in 1989. 5000. 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 BAKeyseat 180° from split. 5 14 9 71 14 11 5 5 200 55 49 16 10 80 19 15. 5 66225 60 53 18 11 90 24 20 87250 70 67. Create your website today. 5020 2. 240 0. The Morrison therefore is designed as a machine tool with long fully scraped bearings between table and base. Dimensions should be placed in the most descriptive view of the feature being dimensioned. 093 / . 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. v. 442 2-5/16 2. ”- Series F couplings supplied with 4) All dimensions per AGMA 9002-A86 interference fit bores without set screws commercial standards. 5000 2. Max. 500 X 2. 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. We stock pre keyed shafting in many diameters, including metric diameters, with standard keyways. In cases where a keyseat is necessary, Ameri-can Pulley will provide the appropriate rectangular key at no charge. 240 0. Lg. BTS Flange, No Keyseat, High Strength Cast Iron Material Model: 8SMPB. Joined Feb 24, 2011 Location Pensacola, FL. 75 1. Preferred size is 1-1/2 in. KOP-FLEX Disc Coupling Center Assembly - Style Kd20 - Size 204,204 Kd 20 Ca900 204 KD 20 CA900 CLIMAX METAL PRODUCTS 150mm X 200mm Locking Assembly Series C123 C123M. ForFractional inch dimensions (Fig. This standard establishes a uniform relationship between shaft sizes and key sizes for parallel and taper keys as shown in Table 1. BALDOR ELECTRIC COMPANY P. Ansi B17 1 Standard Keyway Dimensions Lowellcorp Keys and Keyseats - ASME Shaft Key Seat Depth Control Values S and T for Shaft and. The last two digits give the nominal diameter B in. ANSI B18. 7x10 3x3. Class 2 - A side fit (possible interference or clearance). thru 3/4 in. 1890 0. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. ANSI B17. Thanks in advance. QTM Bushings. It represents manufacturing practices for sizes and types from 1/16 in. 3750 1. Keyseat BB Min. Undersized Machine Key Assortments. The keys and keyways followed the recommendations of ISO R773:1969 and shaft tolerances followed ISO R775:1969. , 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. 2388 State Route 726 Eaton, Ohio 45320 (937) 456-2232 Fax (937) 456-2282 webmaster@kramerusa. 35 25. ANSI B17. a.