SAE AS 21233A-2012 BEARING PLAIN SELF-ALIGNING PTFE LINED NARROW《聚四氟乙烯内衬自动对准的窄滑动轴承》.pdf

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1、AEROSPACE STANDARD BEARING, PLAIN, SELF-ALIGNING, PTFE LINED, NARROW AS21233Copyright 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, photocopying, recording,

2、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 ANGLE PROJECTION CU

3、STODIAN: AIRFRAME CONTROL BEARINGS GROUP REV.AFEDERAL SUPPLY CLASS 3120 AS21233SHEET 1 OF 2REV. APROCUREMENT SPECIFICATION: MIL-B-8942SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthis report is entir

4、ely 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, orcancelled. SAE invites

5、 yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS21233ARATIONALE THIS REVISION IS A RESULT OF A FIVE YEAR REVIEW. THE DOCUMENT WAS UPDATED TO REFLECT THE CURRENT SAE STYLE MANUAL AND FORMATTI

6、NG FIGURE 1 PART CONFIGURATION TABLE 1 DIMENSIONS AND STRENGTHS DASHNOB D H W M Q STATIC LIMIT LOAD OSCILLATING LOAD LBF NO LOAD BREAKAWAY TORQUE IN-LBSWT LB MAX +.0000 -.0005 +.0000 -.0005 .005 +.000 -.002 MIN MIN RADIAL LBF AXIAL LBF -3 .1900 .5625 .218 .281 .293 10 3975 150 1500 0.5-5.0 .020 -4 .

7、2500 .6562 .250 .343 .364 10 6040 430 2320 1.0-5.0 .020 -5 .3125 .7500 .281 .375 .419 10 8750 700 3430 1.0-5.0 .030 -6 .3750 .8125 .312 .406 .475 9 10 540 1100 4200 1.0-5.0 .040 -7 .4375 .9062 .343 .437 .530 8 13 200 1400 5700 1.0-5.0 .050 -8 .5000 1.0000 .390 .500 .600 8 17 900 2100 7900 1.0-5.0 .0

8、70 -9 .5625 1.0937 .437 .562 .670 8 23 200 3680 10 300 1.0-5.0 .090 -10 .6250 1.1875 .500 .625 .739 8 30 500 4720 13 400 1.0-5.0 .120 -12 .7500 1.4375 .593 .750 .920 8 46 400 6750 19 700 1.0-5.0 .210 -14 .8750 1.5625 .703 .875 .980 8 62 300 9350 26 100 2.0-8.0 .270 -16 1.0000 1.7500 .797 1.000 1.118

9、 9 82 200 12 160 34 100 2.0-8.0 .390 AEROSPACE STANDARD AS21233SHEET 2 OF 2REV. ABEARING, PLAIN, SELF-ALIGNING, PTFE LINED, NARROW REQUIREMENTS: 1. MATERIAL: BALL: 440C AMS5630 OUTER RACE: AMS5643 (17-4PH), AMS5528 (17-7PH), AISI 410 LINER: SEE PROCUREMENT SPECIFICATION AS8942. 2. SURFACE TEXTURE PE

10、R 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 FROM SURFACE TEXTURE MEASUREMENTS.3. HARDNESS: BALL 55 TO 62 HRC; OUTER RACE 23 TO 35 HRC NOTES: 1. DIMENSIONS ARE IN INCHES UNLESS O

11、THERWISE 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. DASH NUMBER DESIGNATES NOMINAL BORE DIA IN SIXTEENTHS OF AN INCH. 4. WHEN TESTED IN DE-ICING FLUID THE OSCILLATING LOAD SHALL BE D

12、ECREASED TO 80% OF THE SPECIFIED LOAD. 5. EXAMPLE OF PART NO MS21233-7 NOMINAL BORE DIA, DASH NO FROM TABLE 1 BASIC PART NUMBER 6. FOR DESIGN FEATURE PURPOSES, THIS STANDARD TAKES PRECEDENCE OVER PROCUREMENT DOCUMENTS REFERENCED HEREIN. REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF

13、 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.