SAE+J744花键
SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. QUESTIONS REGARDING THIS DOCUMENT: (724) 772-8512 FAX: (724) 776-0243 TO PLACE A DOCUMENT ORDER; (724) 776-4970 FAX: (724) 776-0790 http:www.sae.org Copyright 1996 Society of Automotive Engineers, Inc. All rights reserved.Printed in U.S.A. SURFACE VEHICLE 400 Commonwealth Drive, Warrendale, PA 15096-0001 STANDARD Submitted for recognition as an American National Standard J744 REV. JUN96 Issued1952-01 Revised1996-06 Superseding J744 NOV95 HYDRAULIC PUMP AND MOTOR MOUNTING AND DRIVE DIMENSIONS 1.ScopeThis SAE Standard applies to hydraulic pumps and motors used on off-road self-propelled work machines as described in categories 1 through 5 of SAE J1116 JUN86. 1.1PurposeTo provide a progression of standard mounting flanges and shafts that are dimensionally compatible. 2.References 2.1Applicable PublicationsThe following publications form a part of the specification to the extent specified herein. Unless otherwise indicated the lastest revision of SAE publications shall apply. 2.1.1SAE PUBLICATIONSAvailable from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001. SAE J390Dual Dimensioning SAE J1116 JUN86Categories of Off-Road Self-Propelled Work Machines SAE TSB 003Rules for SAE Use of SI (Metric) Units 2.1.2ANSI PUBLICATIONSAvailable from ANSI, 11 West 42nd Street, New York, NY 10036-8002. ANSI B1.1Screw Threads ANSI B92.1-1970Involute Splines and Inspection 3.Units 3.1The International System of Units (SI) is used herein in accordance with Reference 7.1. 3.2Customary U.S. units are given for information purposes, and these appear in parentheses next to their SI counterpart. 4.Identification Code 4.1Flange identification codes are found in Table 1. 4.1.1The number preceding the dash () is an approximation, in millimeters, of the mounting flange pilot diameter. SAE J744 Revised JUN96 -2- 4.1.2The number following the dash () states the number of mounting holes in the flange. TABLE 1DIMENSIONS OF 2 AND 4 BOLT PUMP AND MOTOR MOUNTING FLANGES Identi- fication Code Pilot Dimen- sions A Noted Pilot Dimen- sions W Noted Pilot Dimen- sions X Min Pilot Dimen- sions Y Max 2 Bolt Type B Cast Dim. 2 Bolt Type J 2 Bolt Type K 2 Bolt Type M Noted 2 Bolt Type P1 Cast Dim. 4 Bolt Type S 4 Bolt Type R Noted 4 Bolt Type P2 Cast Dim. 50(1) 1.2 2 Bolt, 4 4 Bolt Flange 50.806.40.8641482.610.310 (AA)(2.000)(0.250)(0.03)(2.50)(0.56)(3.250)(0.406)(0.38) 82(1)82.556.40.89518106.411.112 (A)(3.250)(0.250)(0.03)(3.75)(0.72)(4.188)(0.438)(0.47) 101(1)101.609.7511.512025146.014.31489.814.314 (B)(4.000)(0.380)(2.00)(0.06)(4.75)(0.99)(5.750)(0.562)(0.56)(3.536)(0.562)(0.56) 127(1)127.0012.7641.514831181.017.516114.514.316 (C)(5.000)(0.500)(2.50)(0.06)(5.81)(1.22)(7.125)(0.688)(0.62)(4.508)(0.562)(0.62) 152(1)152.4012.7701.520040228.620.619161.620.619 (D)(6.000)(0.500)(2.75)(0.06)(7.88)(1.55)(9.000)(0.812)(0.75)(6.364)(0.812)(0.75) 165(1)165.1015.9702.327055317.527.025224.520.619 (E)(6.500)(0.625)(2.75)(0.09)(10.62)(2.15)(12.500)(1.062)(1.00)(8.839)(0.812)(0.75) 177(1)177.8015.9702.330060350.027.025247.527.025 (F)(7.000)(0.625)(2.75)(0.09)(11.75)(2.37)(13.781)(1.062)(1.00)(9.745)(1.062)(1.00) SAE J744 Revised JUN96 -3- FIGURE 1DIMENSIONS OF 2 AND 4 BOLT PUMP AND MOTOR MOUNTING FLANGES 4.2Shaft identification codes are found in Tables 2, 3, and 4 and Figures 2 and 3. 4.2.1The number preceding the dash () is an approximation, in millimeters, of the shaft major diameter. 4.2.2The number following the dash () is arbitrarily assigned as follows: Straight Shaft without Thread1 Straight Shaft with Thread2 Tapered Shaft with Thread3 30 degrees Involute Spline4 SAE J744 Revised JUN96 -4- FIGURE 2DIMENSIONS OF STRAIGHT SHAFTSWITHOUT AND WITH THREAD TABLE 2DIMENSIONS OF STRAIGHT SHAFTSWITHOUT AND WITH THREAD Identi- fication Code Straight Shaft DS1 Max Straight Shaft DS1 Min Straight Shaft LS Straight Shaft F Noted No Thread 1 E Noted No Thread 1 LL Optional With Thread 2 DT ANSI B1.1 With Thread 2 C Noted With Thread 2 LC With Thread 2 LT 13(1) 1.1 without thread, 2 with thread 12.7012.671914.073.183/8242.42914.25 (AA)(0.500)(0.499)(0.750)(0.554)(0.125)UNF 2A(0.094)(1.125)(0.562) 16(1)15.8815.852417.603.97511/2203.23418.25 (A)(0.625)(0.624)(0.938)(0.693)(0.1563)(2.00)UNF 2A(0.125)(1.344)(0.719) 19(1)19.0519.022421.104.78511/2203.23418.25 (0.750)(0.749)(0.938)(0.831)(0.188)(2.00)UNF 2A(0.125)(1.344)(0.719) 22(1)22.2222.203324.906.35635/8184.04823.00 (B)(0.875)(0.874)(1.312)(0.982)(0.250)(2.50)UNF 2A(0.156)(1.875)(0.906) 25(1)25.4025.353828.10