SAE AS 21232A-2012 BEARING PLAIN SELF-ALIGNING GROOVE OUTER RING PTFE LINED NARROW《聚四氟乙烯内衬有槽外环自动对准的窄滑动轴承》.pdf

1、AEROSPACE STANDARD BEARING, PLAIN, SELF-ALIGNING, GROOVE OUTER RING, PTFE LINED, NARROW AS21232Copyright 2012 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photoc

2、opying, 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 (outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org ISSUED 1998-07REVISED 2012-02THIRD

3、ANGLE PROJECTION CUSTODIAN: AIRFRAME CONTROL BEARINGS GROUP REV.AFEDERAL SUPPLY CLASS 3120 AS21232SHEET 1 OF 2REV. APROCUREMENT SPECIFICATION: MIL-B-8942SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse oft

4、his report is entirely voluntary, andits applicability and suitability forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised, reaffirmed, stabilized, orcan

5、celled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS21232ARATIONALE THIS REVISION IS A RESULT OF A FIVE YEAR REVIEW. THE DOCUMENT WAS UPDATED TO REFLECT THE CURRENT SAE STYLE

6、MANUAL AND FORMATTING FIGURE 1 PART CONFIGURATION TABLE 1 DIMENSIONS AND STRENGTHS DASHNOB D H W M P S X Q STATIC LIMIT LOAD OSCILLATING LOAD LBF NO LOAD BREAKAWAY TORQUE IN-LBSWT LB MAX +.0000 -.0005 +.0000 -.0005 .005 +.000 -.002 MIN +.000 -.015 +.000 -.010 +.000 -.010 MIN RADIAL LBF AXIAL LBF -4

7、.2500 .6562 .250 .343 .364 .030 .020 .045 10 6040 430 2320 1-5 .020 -5 .3125 .7500 .281 .375 .419 .040 .030 .055 10 8750 700 3430 1-5 .030 -6 .3750 .8125 .312 .406 .475 .040 .030 .055 9 10 540 1100 4200 1-5 .040 -7 .4375 .9062 .343 .437 .530 .040 .030 .055 8 13 200 1400 5700 1-5 .050 -8 .5000 1.0000

8、 .390 .500 .600 .060 .030 .080 8 17 900 2100 7900 1-5 .070 -9 .5625 1.0937 .437 .562 .670 .060 .030 .080 8 23 200 3680 10 300 1-5 .090 -10 .6250 1.1875 .500 .625 .739 .060 .030 .080 8 30 500 4720 13 400 1-5 .120 -12 .7500 1.4375 .593 .750 .920 .060 .030 .080 8 46 400 6750 19 700 1-5 .210 -14 .8750 1

9、.5625 .703 .875 .980 .060 .030 .080 8 62 200 9350 26 100 2-8 .270 -16 1.0000 1.7500 .797 1.000 1.118 .060 .030 .080 9 82 200 12 160 34 100 2-8 .390 AEROSPACE STANDARD AS21232SHEET 2 OF 2REV. ABEARING, PLAIN, SELF-ALIGNING, GROOVE OUTER RING, PTFE LINED, NARROW REQUIREMENTS: 1. MATERIAL: BALL: 440C A

10、MS5630 OUTER RACE: AMS5643 (17-4PH), AMS5528 (17-7PH), AISI 410 LINER: SEE PROCUREMENT SPECIFICATION AS8942. 2. SURFACE TEXTURE PER ANSI B46.1. BALL DIA Ra 8 ; BORE, BALL FACES AND OUTER RACE DIA Ra 32 ; ALL OTHER METALLIC SURFACES Ra 125 IN ACCORDANCE WITH ASME B46.1 . LINER SURFACES ARE EXEMPT FRO

11、M SURFACE TEXTURE MEASUREMENTS.3. HARDNESS: BALL 55 TO 62 HRC; OUTER RACE 23 TO 35 HRC NOTES: 1. DIMENSIONS ARE IN INCHES UNLESS OTHERWISE SPECIFIED, TOLERANCES ARE; DECIMALS .010 AND ANGLES 0.5 DEGREE. 2. BREAK SHARP EDGES AND CORNERS AND REMOVE ALL BURRS AND SLIVERS UNLESS OTHERWISE SPECIFIED. 3.

12、DASH NUMBER DESIGNATES NOMINAL BORE DIA IN SIXTEENTHS OF AN INCH. 4. WHEN TESTED IN DE-ICING FLUID THE OSCILLATING LOAD SHALL BE DECREASED TO 80% OF THE SPECIFIED LOAD. 5. EXAMPLE OF PART NO MS21232-7 NOMINAL BORE DIAMETER, DASH NO FROM TABLE 1 BASIC PART NUMBER 6. FOR DESIGN FEATURE PURPOSES, THIS

13、STANDARD TAKES PRECEDENCE OVER PROCUREMENT DOCUMENTS REFERENCED HEREIN. REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATION FOR BID. 7. A CHANGE BAR (|) 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.