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
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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
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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
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