SAE AS 21241-2010 BEARING SLEEVE FLANGED SELF C LUBRICATING -65 TO +250 DEGREES F《自润滑- 65到+ 250℉带法兰的套管轴承》.pdf

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1、AEROSPACE STANDARD BEARING, SLEEVE, FLANGED, SELF LUBRICATING -65 TO +250 F AS21241Copyright 2010 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, reco

2、rding, 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 2010-08THIRD ANGLE PROJECTION CUSTODIAN:

3、 SAE AIRFRAME CONTROL BEARINGS GROUP FEDERAL SUPPLY CLASS 3120 AS21241SHEET 1 OF 4PROCUREMENT SPECIFICATION: AS8943SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthis report is entirely voluntary, andi

4、ts 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 bereaffirmed, revised, orcancelled. SAE invites yourwrittencomments andsuggest

5、ions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS21241RATIONALE THIS PART SHEET IS BEING UPDATED AND RE-FORMATTED FROM MS21241 REV D TO THE SAE AS21241. TABLE 1 DIMENSIONS AND WEIGHTS DASH NO.NOMINAL SIZE B +.0000 -.0010 D

6、 1/F+.000 -.005 H _.000 -.020 SLEEVE WEIGHT LB/IN. (REF) 2/FLANGE WEIGHT LB/IN (REF) 2/AL CRES AL CRES -04 .2500 .2515 .3760 .0625 .750 .009 .024 .003 .007 -05 .3125 .3140 .4386 .0625 .812 .011 .028 .003 .007 -06 .3750 .3765 .5012 .0625 .875 .012 .032 .003 .007 -07 .4375 .4390 .5638 .0625 .937 .013

7、.036 .003 .008 -08 .5000 .5015 .6265 .0625 1.000 .015 .041 .004 .010 -09 .5625 .5640 .6892 .0625 1.125 .017 .047 .004 .011 -10 .6250 .6265 .8142 .0625 1.250 .027 .075 .005 .014 -11 .6875 .6890 .8767 .0625 1.375 .030 .084 .007 .020 -12 .7500 .7515 .9393 .0625 1.500 .034 .093 .009 .023 -14 .8750 .8765

8、 1.0645 .0625 1.625 .038 .105 .009 .025 -16 1.0000 1.0015 1.1898 .0625 1.750 .043 .118 .010 .027 -18 1.1250 1.1265 1.3148 .0937 1.875 .051 .142 .014 .041 -20 1.2500 1.2515 1.4398 .0937 2.000 .058 .161 .018 .050 -22 1.3750 1.3765 1.5648 .0937 2.125 .063 .175 .019 .053 -24 1.5000 1.5015 1.7523 .0937 2

9、.250 .084 .233 .019 .054 -26 1.6250 1.6265 1.8773 .0937 2.375 .090 .249 .020 .056 -28 1.7500 1.7515 2.0023 .0937 2.500 .098 .271 .023 .064 -32 2.0000 2.0015 2.2523 .0937 2.750 .111 .306 .026 .072 1/ D TOLERANCE: ALUMINUM .0005; CORROSION RESISTANT STEEL +.0000/ -.0005 2/ EXAMPLE OF WEIGHT CALCULATIO

10、N: MS21241-16A008 SLEEVE WEIGHT: (.043 LB/IN) X .250 IN = .011 LB. FLANGE WEIGHT: = .010 LB. TOTAL WEIGHT: = .021 LB. PTFE LINER AEROSPACE STANDARD AS21241SHEET 2 OF 4BEARING, SLEEVE, FLANGED SELF- LUBRICATING, -65 TO +250 F TABLE 2 SLEEVE BEARING LENGTH DASH NO.NOMINAL SIZE LENGTH L +.000/-.010 .25

11、0 .281 .312 .343 .375 .437 .500 .562 .625 .687 .750 .875 1.000 1.125 -04 .2500 008 009 010 011 012 014 -05 .3125 008 009 010 011 012 014 016 018 -06 .3750 008 009 010 011 012 014 016 018 020 022 -07 .4375 008 009 010 011 012 014 016 018 020 022 024 028 -08 .5000 008 009 010 011 012 014 016 018 020 0

12、22 024 028 -09 .5625 008 009 010 011 012 014 016 018 020 022 024 028 032 036 -10 .6250 008 009 010 011 012 014 016 018 020 022 024 028 032 036 -11 .6875 008 009 010 011 012 014 016 018 020 022 024 028 032 036 -12 .7500 008 009 010 011 012 014 016 018 020 022 024 028 032 036 -14 .8750 008 009 010 011

13、 012 014 016 018 020 022 024 028 032 036 -16 1.0000 008 009 010 011 012 014 016 018 020 022 024 028 032 036 -18 1.1250 010 011 012 014 016 018 020 022 024 028 032 036 -20 1.2500 012 014 016 018 020 022 024 028 032 036 -22 1.3750 012 014 016 018 020 022 024 028 032 036 -24 1.5000 012 014 016 018 020

14、022 024 028 032 036 -26 1.6250 016 018 020 022 024 028 032 036 -28 1.7500 016 018 020 022 024 028 032 036 -32 2.0000 016 018 020 022 024 028 032 036 DASH NO.NOMINAL SIZE LENGTH L +.000/-.010 1.250 1.375 1.500 1.625 1 .750 1.875 2.000 2.125 2.250 2.375 2.500 2.750 3.000 -04 .2500 -05 .3125 -06 .3750

15、-07 .4375 -08 .5000 -09 .5625 -10 .6250 040 044 -11 .6875 040 044 048 052 -12 .7500 040 044 048 052 -14 .8750 040 044 048 052 -16 1.0000 040 044 048 052 056 060 -18 1.1250 040 044 048 052 056 060 -20 1.2500 040 044 048 052 056 060 064 068 -22 1.3750 040 044 048 052 056 060 064 068 -24 1.5000 040 044

16、 048 052 056 060 064 068 072 076 080 088 -26 1.6250 040 044 048 052 056 060 064 068 072 076 080 088 096 -28 1.7500 040 044 048 052 056 060 064 068 072 076 080 088 096 -32 2.0000 040 044 048 052 056 060 064 068 072 076 080 088 096 AEROSPACE STANDARD AS21241SHEET 3 OF 4BEARING, SLEEVE, FLANGED SELF- L

17、UBRICATING, -65 TO +250 F TABLE 3 INTERCHANGEABILITY 1/LENGTHFROM TABLE 2 IN FRACTIONS LENGTHFROM TABLE 2 IN DECIMALS COLUMN 1 COLUMN 2 COLUMN 3 MS21241 REV A DATED DEC 5, 1966 (LENGTH IN 1/16 INCREMENTS) M21241 REV B DATED APRIL 10, 1967 (LENGTH IN 1/32 INCREMENTS) MS21241 REV C DATED MARCH 28, 196

18、9 (LENGTH IN 1/32 INCREMENTS) 1/4 .250 04 08 008 9/32 .281 - 09 009 5/16 .313 05 10 010 11/32 .344 - 11 011 3/8 .375 06 12 012 7/16 .438 - 14 014 1/2 .500 08 16 016 9/16 .563 - 18 018 5/8 .625 10 20 020 11/16 .688 - 22 022 3/4 .750 12 24 024 7/8 .875 - 28 028 1 1.000 16 32 032 1 1/8 1.125 - 36 036 1

19、 1/4 1.250 20 40 040 1 3/8 1.375 - 44 044 1 1/2 1.500 24 48 048 1 5/8 1.625 - 52 052 1 3/4 1.750 28 56 056 1 7/8 1.875 - 60 060 2 2.000 32 64 064 2 1/8 2.125 - 68 068 2 1/4 2.250 36 72 072 2 3/8 2.375 - 76 076 2 1/2 2.500 40 80 080 2 3/4 2.750 - 88 088 3 3.000 48 96 096 1/ STATUS NOTE FOR MS HISTORI

20、CAL PURPOSES: REVISION “A” AND REVISION “B” ARE CANCELLED AND SUPERSEDED BY REVISION “C” AFTER MARCH 28, 1969. CURRENT AS21241 SUPERSEDES ALL REVISIONS OF MS21241. REQUIREMENTS: 1. MATERIAL: BEARING: “A” INDICATES ALUMINUM ALLOY SAE AMS-QQ-A-200/11 OR SAE AMS-QQ-A-225/9 “C” INDICATES CORROSION RESIS

21、TANT STEEL, SAE AMS5643 (17-4PH) OR AISI 410 OR 416 LINER: PER AS8943 2. HEAT TREAT: IN ACCORDANCE WITH AMS-H-6875 OR AMS2759. 3. HARDNESS: 17-4PH CONDITION H1150 410 OR 416 HRC 27-32 4. FINISH: ALUMINUM TO BE ANODIZED PER MIL-A-8625 5. SURFACE TEXTURE: MACHINE FINISH 63 IN RA MAXIMUM ON OD; 125 IN

22、RA MAXIMUM ON ALL OTHER METALLIC SURFACES PER ANSI/ASME B46.1. UNLESS OTHERWISE SPECIFIED, LINER SURFACES ARE EXEMPT FROM SURFACE TEXTURE MEASUREMENTS.6. BREAK SHARP EDGES AND CORNERS AND REMOVE ALL BURRS AND SLIVERS. 7. DIMENSIONING AND TOLERANCING: ASME Y14.5M - 1994. AEROSPACE STANDARD AS21241SHE

23、ET 4 OF 4BEARING, SLEEVE, FLANGED SELF- LUBRICATING, -65 TO +250 F 8. DIMENSIONS ARE IN INCHES AND APPLY AFTER PLATING. UNLESS OTHERWISE SPECIFIED, TOLERANCES ARE, DECIMALS .010 AND ANGLES 0.5 DEGREES. 9. MARKING FOR -08 AND LARGER - THE PART NUMBER FROM TABLE 1 SHALL BE MARKED ON THE PART. 10. INTE

24、RCHANGEABILITY RELATIONSHIP: USE ONLY ASSIGNED PART NUMBERS FOR LENGTH AS LISTED IN LENGTH COLUMN OF TABLE 2. 11. STATIC LIMIT LOAD: 60 000 X B X L OR 60 000 X B2(LB) , WHICHEVER IS LESSER 12. DYNAMIC CAPACITY: 25 000 X B X L OR 25 000 X B2(LB) , WHICHEVER IS LESSER 13. TEMPERATURE RANGE: -65 TO + 2

25、50 F. 14. EXAMPLE OF PART NO. MS21241 - 04 A 008 = .250 IN NOMINAL SIZE, ALUMINUM ANODIZED .250 IN LONG LENGTH CODE, IN ACCORDANCE WITH TABLE 2* MATERIAL CODE, IN ACCORDANCE WITH REQUIREMENT 1 NOMINAL BORE SIZE CODE, IN ACCORDANCE WITH TABLE 1 BASIC PART NUMBER *LENGTH CODES NOT LISTED IN TABLE 2 AR

26、E NOT ALLOWED 15. IN THE EVENT OF A CONFLICT BETWEEN THE TEXT OF THIS STANDARD AND THE REFERENCED CITED HEREIN, THE TEXT OF THIS STANDARD SHALL TAKE PRECEDENCE. 16. REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON THE DATE OF INVITATION FOR BID AND FORM A PART OF THIS STANDARD TO THE EXTENT S

27、PECIFIED HEREIN. 17. A CHANGE BAR ( I ) 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, INCLUDING TECHNICAL REVISIONS. CHANGE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS, NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY.