SAE-AS-81820-1B-2007.pdf
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1、 AEROSPACE STANDARD BEARING, PLAIN, SELF-ALIGNING, SELF- LUBRICATING, LINED BORE, LOW SPEED, NARROW, GROOVED RACE, -65 TO +325 F AS81820/1 Copyright 2007 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or
2、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: 724-776-4970 (outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sa
3、e.org ISSUED 1998-04 REVISED 2007-10 THIRD ANGLE PROJECTION CUSTODIAN: SAE AIRFRAME CONTROL BEARINGS GROUP REV. B FEDERAL SUPPLY CLASS 3120 AS81820/1 SHEET 1 OF 4 REV. B PROCUREMENT SPECIFICATION: AS81820 SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance t
4、he 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 f
5、ive years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. RATIONALE THE REASON FOR UPDATING THIS DOCUMENT IS TO INCORPORATE AN “A” PART NUMBER DESIGNATION FOR A NEW LINER SYSTEM THAT HAS THE SAME WEAR LIMIT BUT 4 TIMES THE LIFE OF THE STA
6、NDARD LINER SYSTEM. FIGURE 1 TABLE 1 - DIMENSIONS AND STRENGTHS STATIC LIMIT LOAD NO-LOAD ROTATIONAL BREAKAWAY TORQUE IN-LB PART NO.* B +.0000 .0010 D +.0000 .0005 H .005 P +.000 .010 Q (REF) W +.000 .002 E +.000 .008 RADIAL LB AXIAL LB OSCIL- LATING LOAD LB STANDARD * “K“ TYPE WT LB MAX (REF) M8182
7、0/1- 4 .2510 .6562 .250 .025 10 .343 .594 5550 430 2650 1.0- 5.0 0-0.5 .020 M81820/1- 5 .3135 .7500 .281 .035 10 .375 .660 7700 700 3700 1.0-15.0 0-1.0 .030 M81820/1- 6 .3760 .8125 .312 .035 9 .406 .71210200 1100 4900 1.0-15.0 0-1.0 .040 M81820/1- 7 .4385 .9062 .343 .035 8 .437 .80612950 1400 6700 1
8、.0-15.0 0-1.0 .050 M81820/1- 8 .5010 1.0000 .390 .055 8 .500 .87617250 2100 8250 1.0-15.0 0-1.0 .070 M81820/1- 9 .5635 1.0937 .437 .055 8 .562 .97022150 368010600 1.0-15.0 0-1.0 .090 M81820/1-10 .6260 1.1875 .500 .055 8 .6251.06327700 472013250 1.0-15.0 0-1.0 .120 M81820/1-12 .7510 1.4375 .593 .055
9、8 .7501.31340600 675019400 1.0-15.0 0-1.0 .210 M81820/1-14 .8760 1.5625 .703 .055 8 .8751.43855950 935026750 1.0-25.0 0-2.0 .270 M81820/1-16 1.0010 1.7500 .797 .055 9 1.0001.62673800 1216035250 1.0-25.0 0-2.0 .390 * SEE REQUIREMENT 5 “NO-LOAD TORQUE“ AND NOTE 5. * FOR TYPE A BEARINGS, THE CORRESPOND
10、ING PART NUMBER WILL HAVE AN “A” DESIGNATOR AFTER THE MS PART NUMBER (E.G., M81820/1A-5). Copyright SAE International Provided by IHS under license with SAELicensee=Defense Supply Ctr/5913977001 Not for Resale, 12/04/2007 19:52:29 MSTNo reproduction or networking permitted without license from IHS -
11、,-,- AEROSPACE STANDARD BEARING, PLAIN, SELF-ALIGNING, SELF- LUBRICATING, LINED BORE, LOW SPEED, NARROW, GROOVED RACE, -65 TO +325 F AS81820/1 SHEET 2 OF 4 REV. B TABLE 2 - OVERSIZE BEARING DIMENSIONS 1/ 2/ RESTRICTED USAGE FOR REPAIR WORK ONLY .010” AND .020” OVERSIZE OUTSIDE DIAMETER FOR REPLACEME
12、NT OF BEARINGS SHOWN ON SHEET 1 PART NO. 3/ NOMINAL SIZE 1ST OVERSIZE D PART NO. 3/ NOMINAL SIZE 2ND OVERSIZE D M81820/1- 4T .2500 .6662 M81820/1- 4U .2500 .6762 M81820/1- 5T .3125 .7600 M81820/1- 5U .3125 .7700 M81820/1- 6T .3750 .8225 M81820/1- 6U .3750 .8325 M81820/1- 7T .4375 .9162 M81820/1- 7U
13、.4375 .9262 M81820/1- 8T .5000 1.0100 M81820/1- 8U .5000 1.0200 M81820/1- 9T .5625 1.1037 M81820/1- 9U .5625 1.1137 M81820/1-10T .6250 1.1975 M81820/1-10U .6250 1.2075 M81820/1-12T .7500 1.4475 M81820/1-12U .7500 1.4575 M81820/1-14T .8750 1.5725 M81820/1-14U .8750 1.5825 M81820/1-16T 1.0000 1.7600 M
14、81820/1-16U 1.0000 1.7700 1/ BEFORE INITIATING A REPAIR PROCEDURE TO USE AN OVERSIZE BEARING, APPROVAL FOR MODIFYING AND REIDENTIFYING THE BEARING HOUSING MUST BE OBTAINED FROM THE COGNIZANT ENGINEERING AUTHORITY. 2/ REFER TO NAS0331 FOR INSTALLATION PROCEDURE AND STAKING FORCES. 3/ FOR TYPE A BEARI
15、NGS, THE CORRESPONDING PART NUMBER WILL HAVE AN “A” DESIGNATION AFTER THE MS PART NUMBER (E.G., M81820/1A-5). REQUIREMENTS: 1. MATERIAL: BALL: PH13-8Mo STEEL ALLOY PER AMS 5629, CONDITION H1000. RACE: 17-4 PH STEEL ALLOY PER AMS 5643. LINER: PTFE SHALL BE INCLUDED IN THE LINER. 2. SURFACE TEXTURE: B
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- SAE AS 81820 2007
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