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    SAE J 744-2016 Hydraulic Pump and Motor Mounting and Drive Dimensions.pdf

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    SAE J 744-2016 Hydraulic Pump and Motor Mounting and Drive Dimensions.pdf

    1、_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 theref

    2、rom, is the sole responsibility of the user.”SAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions.Copyright 2016 SAE InternationalAll rights reserved. No part of this publi

    3、cation may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE.TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada)Tel: +1 724-776-4970 (out

    4、side USA)Fax: 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/standards.sae.org/J744_201610SURFACE VEHICLESTANDARDJ744 OCT2016Issued 1952-01Revised 2016-10Superseding J744 FEB2013Hydrauli

    5、c Pump and Motor Mounting and Drive DimensionsRATIONALEThis SAE Standard is revised to update the LCT dimension in Table 3.1. SCOPEThis SAE Standard applies to hydraulic pumps and motors used on off-road self-propelled work machines as described in SAE J1116.1.1 PurposeTo provide a progression of st

    6、andard mounting flanges and shafts that are dimensionally compatible.2. REFERENCES2.1 Applicable DocumentsThe following publications form a part of this specification to the extent specified herein. Unless otherwise indicated, the latest issue of SAE publications shall apply.2.1.1 SAE PublicationsAv

    7、ailable from SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org.SAE J390 Dual Dimensioning Engineering DrawingsSAE J1116 Categories of Off-Road Self-Propelled Work MachinesSAE TSB 003 Rules for

    8、 SAE Use of SI (Metric) UnitsSAE INTERNATIONAL J744 OCT2016 Page 2 of 82.2 ANSI PublicationsCopies of these documents are available online at http:/webstore.ansi.org/ANSI B1.1 Screw ThreadsANSI B92.1-1996 Involute Splines and Inspection3. UNITS3.1 The International System of Units (SI) is used herei

    9、n in accordance with Reference 7.1.3.2 Customary U.S. units are given for information purposes, and these appear in parentheses next to their SI counterpart.4. IDENTIFICATION CODE4.1 Flange identification codes are found in Table 1.4.1.1 The number preceding the dash () is an approximation, in milli

    10、meters, of the mounting flange pilot diameter.4.1.2 The number following the dash () states the number of mounting holes in the flange.Table 1 - Dimensions of 2 and 4 bolt pump and motor mounting flangesIdenti-ficationCodePilotDimen-sionsANotedPilotDimen-sionsWNotedPilotDimen-sionsXMinPilotDimen-sio

    11、nsYMax2 BoltTypeBCastDim.2 BoltTypeJ2 BoltTypeK2 BoltTypeMNoted2 BoltTypeP1CastDim.4 BoltTypeS4 BoltTypeRNoted4 BoltTypeP2CastDim.50(1) 50.80 6.4 0.8 64 14 82.6 10.3 10 (AA) (2.000) (0.250) (0.03) (2.50) (0.56) (3.250) (0.406) (0.38) 82(1) 82.55 6.4 0.8 95 18 106.4 11.1 12 (A) (3.250) (0.250) (0.03)

    12、 (3.75) (0.72) (4.188) (0.438) (0.47) 101(1) 101.60 9.7 51 1.5 120 25 146.0 14.3 14 89.8 14.3 14(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) 127.00 12.7 64 1.5 148 31 181.0 17.5 16 114.5 14.3 16(C) (5.000) (0.500) (2.50) (0.06) (5.81) (1.22) (7.

    13、125) (0.688) (0.62) (4.508) (0.562) (0.62)152(1) 152.40 12.7 70 1.5 200 40 228.6 20.6 19 161.6 20.6 19(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) 165.10 15.9 70 2.3 270 55 317.5 27.0 25 224.5 20.6 19(E) (6.500) (0.625) (2.75) (0.09) (10.62) (2.

    14、15) (12.500) (1.062) (1.00) (8.839) (0.812) (0.75)177(1) 177.80 15.9 70 2.3 300 60 350.0 27.0 25 247.5 27.0 25(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)1. 2 2 Bolt, 4 4 Bolt FlangeSAE INTERNATIONAL J744 OCT2016 Page 3 of 8Figure 1 - Dimensions of

    15、2 and 4 bolt pump and motor mounting flanges4.2 Shaft identification codes are found in Tables 2, 3, and 4 and Figures 2, 3, and 4.4.2.1 The number preceding the dash () is an approximation, in millimeters, of the shaft major diameter.4.2.2 The number following the dash () is arbitrarily assigned as

    16、 follows:Straight Shaft without Thread1Straight Shaft with Thread2Tapered Shaft with Thread330 degrees Involute Spline4SAE INTERNATIONAL J744 OCT2016 Page 4 of 8Table 2 - Dimensions of straight shafts - without and with threadIdenti-ficationCodeStraightShaftDS1MaxStraightShaftDS1MinStraightShaftLSSt

    17、raightShaftFNotedNoThread1ENotedNoThread1LLOptionalWithThread2DTANSI B1.1WithThread2CNotedWithThread2LCWithThread2LT13(1) 12.70 12.67 19 14.07 3.18 3/824 2.4 29 14.25(AA) (0.500) (0.499) (0.750) (0.554) (0.125) UNF 2A (0.094) (1.125) (0.562)16(1) 15.88 15.85 24 17.60 3.97 51 1/220 3.2 34 18.25(A) (0

    18、.625) (0.624) (0.938) (0.693) (0.1563) (2.00) UNF 2A (0.125) (1.344) (0.719)19(1) 19.05 19.02 24 21.10 4.78 51 1/220 3.2 34 18.25(0.750) (0.749) (0.938) (0.831) (0.188) (2.00) UNF 2A (0.125) (1.344) (0.719)22(1) 22.22 22.20 33 24.90 6.35 63 5/818 4.0 48 23.00(B) (0.875) (0.874) (1.312) (0.982) (0.25

    19、0) (2.50) UNF 2A (0.156) (1.875) (0.906)25(1) 25.40 25.35 38 28.10 6.35 70 3/416 4.0 52 27.00(BB) (1.000) (0.998) (1.500) (1.106) (0.250) (2.75) UNF 2A (0.156) (2.062) (1.062)32(1) 31.75 31.70 48 35.20 7.94 76 112 4.0 67 31.00(C) (1.250) (1.248) (1.875) (1.386) (0.3125) (3.00) UNF 2A (0.156) (2.625)

    20、 (1.219)38(1) 38.10 38.05 54 42.27 9.52 83 1-1/812 4.0 73 34.90(CC) (1.500) (1.498) (2.125) (1.664) (0.375) (3.25) UNF 2A (0.156) (2.875) (1.375)44(1) 44.45 44.40 67 49.30 11.11 92 1-1/412 4.0 89 39.70(D & E) (1.750) (1.748) (2.625) (1.941) (0.4375) (3.62) UNF 2A (0.156) (3.500) (1.562)1. 1 without

    21、thread, 2 with threadFigure 2 - Dimensions of straight shafts - without and with threadSAE INTERNATIONAL J744 OCT2016 Page 5 of 8Table 3 - Dimensions of taper shaft ends with thread - 3IdentificationCode DS3DTANSI B1.1 DG Gauge DiameterCNoted LCT LST LTLGGauge LengthENotedZMaxZMin133 12.70 5/1632 12

    22、.00 2.0 7.52 17.48 12.70 11.88 3.18 1.63 1.37(AA) (0.500) UNF 2A (0.472) (0.078) (0.296) (0.688) (0.500) (0.468) (0.125) (0.064) (0.054)163 15.88 1/220 15.00 3.2 10.31 17.48 18.26 10.44 3.97 2.13 1.88(A) (0.625) UNF 2A (0.591) (0.125) (0.406) (0.688) (0.719) (0.412) (0.1563) (0.084) (0.074)193 19.05

    23、 1/220 18.00 3.2 10.31 23.83 18.26 15.43 4.78 2.54 2.29(0.750) UNF 2A (0.709) (0.125) (0.406) (0.938) (0.719) (0.607) (0.188) (0.100) (0.090)223 22.22 5/818 20.00 4.0 14.30 28.58 23.01 10.77 6.35 3.33 3.07(B) (0.875) UNF 2A (0.787) (0.156) (0.563) (1.125) (0.906) (0.424) (0.250) (0.131) (0.121)253 2

    24、5.40 3/416 23.00 4.0 14.30 34.92 26.97 15.72 6.35 3.33 3.07(BB) (1.00) UNF 2A (0.906) (0.156) (0.563) (1.375) (1.062) (0.619) (0.250) (0.131) (0.121)323 31.75 112 30.00 4.0 14.30 34.92 30.96 20.92 7.94 4.11 3.86(C) (1.25) UNF 2A (1.181) (0.156) (0.563) (1.375) (1.219) (0.824) (0.3125) (0.162) (0.152

    25、)383 38.10 1-1/812 35.00 4.0 14.30 47.62 34.92 22.82 9.52 4.93 4.67(CC) (1.50) UNF 2A (1.378) (0.156) (0.563) (1.875) (1.375) (0.899) (0.375) (0.194) (0.184)443 44.45 1-1/412 41.00 4.0 17.45 53.98 39.67 26.38 11.11 5.72 5.46(D & E) (1.75) UNF 2A (1.614) (0.156) (0.687) (2.125) (1.562) (1.038) (0.437

    26、5) (0.225) (0.215)503 50.80 1-1/412 46.00 4.0 17.45 73.02 39.67 34.62 12.70 6.50 6.25(F) (2.00) UNF 2A (1.811) (0.156) (0.687) (2.875) (1.562) (1.363) (0.500) (0.256) (0.246)SAE INTERNATIONAL J744 OCT2016 Page 6 of 8Figure 3 - Dimensions of taper shaft ends with thread - 3SAE INTERNATIONAL J744 OCT2

    27、016 Page 7 of 8Table 4 - Dimensions of 30 degrees involute spline shafts - 4IdentificationCode SplineUMinLAMin Lss(1) LB134 (AA) 9T 20/40 DP 9.40 (0.3700) 5.1 (0.20) 19 (0.750) 1.5 (0.06)164 (A) 9T 16/32 DP 11.81 (0.4650) 7.6 (0.30) 24 (0.938) 1.5 (0.06)194 11T 16/32 DP 14.99 (0.5900) 8.9 (0.35) 30

    28、(1.180) 1.5 (0.06)224 (B) 13T 16/32 DP 18.16 (0.7150) 10.2 (0.40) 33 (1.312) 1.5 (0.06)254 (BB) 15T 16/32 DP 21.34 (0.8400) 12.7 (0.50) 38 (1.500) 1.5 (0.06)324 (C) 14T 12/24 DP 26.42 (1.0400) 15.2 (0.60) 48 (1.875) 2.3 (0.09)384 (CC) 17T 12/24 DP 32.77 (1.2900) 17.8 (0.70) 54 (2.125) 2.3 (0.09)444

    29、(D & E) 13T 8/16 DP 36.63 (1.4420) 20.3 (0.80) 67 (2.625) 3.0 (0.12)504 (F) 15T 8/16 DP 42.95 (1.6910) 25.4 (1.00) 80 (3.125) 3.0 (0.12)1. LssDefined as maximum coupler engagement, if undercut U is present.Figure 4 - Dimensions of 30 degrees involute spline shafts - 4SAE INTERNATIONAL J744 OCT2016 P

    30、age 8 of 85. PREFERRED FLANGE/SHAFT END COMBINATIONSSee Table 5.Table 5 - Flange/shaft end combinationsFlangeSeriesShaft EndSeriesSAE J744CReference50 13 (AA)82 16 (A)82 19 101 22 (B)101 25 (BB)127 32 (C)127 38 (CC)152 44 (D)165 44 (E)177 50 (F)Example: 1272, 384 formerly was“CC“ mounting arrangemen

    31、t, that is, a2 bolt “C“ flange with a 1.50 in diameter30 degrees involute spline shaft.6. FLANGE/SHAFT CONCENTRICITYMaintain flange and shaft concentricity within 0.25 mm (0.010 in) in accordance with Tables 2, 3, and 4. (Rigid couplings can require closer tolerance.)7. NOTES7.1 Revision IndicatorA

    32、change bar (l) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes, have been made to the previous issue of this document. An (R) symbol to the left of the document title indicates a complete revision of the document, including technical revisions. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only.PREPARED BY THE SAE COMMON TESTS TECHNICAL COMMITTEE C1 - HYDRAULIC SYSTEMS


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