1、AEROSPACE STANDARD BEARING, PLAIN, ROD END, SELF-ALIGNING, SELF-LUBRICATING, NARROW, EXTERNALLY THREADED, STEEL, CORROSION RESISTANT (CRES)-65 TO +325 FAS81935/8Copyright 2011 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transm
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3、WEB ADDRESS: http:/www.sae.org ISSUED 2011-06THIRD ANGLE PROJECTION CUSTODIAN: ACBG PLAIN BEARING FEDERAL SUPPLY CLASS 3120 AS81935/8SHEET 1 OF 3PROCUREMENT SPECIFICATION: AS81935SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengine
4、ering sciences. Theuse ofthis 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 bereaffirmed,
5、revised, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS81935/8RATIONALE THIS IS THE INITIAL RELEASE OF AN ALL CORROSION RESISTANT STEEL (CRES) VERSION OF AS81935/8.
6、 (a) KEYWAY SHALL BE ORIENTED ALONG THE CENTERLINE OF THE THREADED SHANK. THE PLANE OF THE BOTTOM OF THE KEYWAY SHALL BE PARALLEL TO THE PLANE MADE BY THE FACE OF THE ROD END HOOP. FIGURE 1 ROD END ASSEMBLY AEROSPACE STANDARD AS81935/8SHEET 2 OF 3BEARING, PLAIN, ROD END, SELF-ALIGNING, SELF-LUBRICAT
7、ING, NARROW, EXTERNALLY THREADED, STEEL, CORROSION RESISTANT (CRES) -65 TO +325 F TABLE 1 - DIMENSIONS DASHNUMBERB D L E F W BORE +.0000-.0005SPH.DIA.r .010 THREADLENGTHr.031THREAD SIZE UNJF-3A (c) CTRLINEBALL TO ENDr.010BALLWIDTH+.000-.002-03 .1900 .680 .775 .2500-28 1.315 .281 -04 .2500 .827 .775
8、.2500-28 1.443 .343 -05 .3125 .984 1.187 .3125-24 1.948 .375 -06 .3750 1.131 1.187 .3750-24 2.030 .406 -07 .4375 1.294 1.281 .4375-20 2.250 .437 -08 .5000 1.459 1.468 .5000-20 2.544 .500 -10 .6250 1.763 1.562 .6250-18 2.832 .625 -12 .7500 2.140 1.687 .7500-16 3.193 .750 -14 .8750 2.372 2.000 .8750-1
9、4 3.677 .875 -16 1.0000 2.681 2.100 1.0000-12 3.968 1.000 DASH NUMBERH A J Qq G K P BODY WIDTHr .005 MIN MAX HOUSING I.D.MIN KEYWAY FLATKEYWAY (b) +.005-.000+.000-.005-03 .228 .293 .5625 10 .896/.836 .062 .207-04 .260 .364 .6562 10 .896/.876 .062 .207 -05 .291 .419 .7500 10 1.308/1.288 .062 .268 -06
10、 .322 .475 .8125 9 1.308/1.288 .093 .319 -07 .353 .530 .9062 8 1.402/1.382 .093 .383 -08 .400 .600 1.0000 8 1.589/1.569 .093 .445 -10 .510 .739 1.1875 8 1.683/1.663 .125 .541-12 .603 .920 1.4375 8 1.808/1.788 .125 .663 -14 .713 .980 1.5625 8 2.121/2.101 .156 .777-16 .807 1.118 1.7500 9 2.221/2.201 .
11、156 .900 (b) KEYWAY, WHEN SPECIFIED, IS COMPATIBLE WITH LOCKING DEVICES: AS81935/3 FOR SIZES 03 THROUGH 08, AND NAS 513 FOR SIZES 10 THROUGH 16. KEYWAY TOLERANCES NOT SPECIFIED SHALL BE IN ACCORDANCE WITH AS81935/3 OR NAS 513 AS APPLICABLE. (c) THREADS SHALL BE FORMED BY A SINGLE ROLLING OPERATION A
12、FTER FINAL HEAT TREAT AS SPECIFIED IN THE THREAD SECTION OF AS81935. TABLE 2 LOAD VALUES DASHNUMBER(d)ULTIMATE STATICLOAD (LBS) (e)FATIGUELOAD (LBS) AXIALPROOF LOAD (LBS) WEIGHT REF (LBS) NO LOAD ROTATIONALBREAKAWAY TORQUE (IN-LBS) MIN MAX -03 3000 1100 150 .045 .5 6 -04 5300 1500 430 .060 .5 6 -05
13、8600 2400 700 .100 1 15 -06 13 000 3600 1100 .135 1 15 -07 17 800 5000 1400 .200 1 15 -08 24 200 6800 2040 .285 1 15 -10 38 500 10 800 2430 .505 1 15 -12 56 600 16 000 2940 .830 1 15 -14 77 400 21 900 3190 1.235 1 24 -16 101 400 28 600 3570 1.725 1 24 (d) ULTIMATE LOADS ARE ANALYTICAL VALUES BASED O
14、N ROD END BANJO FOR 03 AND THREADS FOR ALL OTHER SIZES. (e) FATIGUE LOADS ARE ANALYTICAL VALUES BASED ON 50 000 CYCLE LIFE. FATIGUE LOADS ARE DEFINED PER PROCUREMENT DOCUMENT AS81935. AEROSPACE STANDARD AS81935/8SHEET 3 OF 3BEARING, PLAIN, ROD END, SELF-ALIGNING, SELF-LUBRICATING, NARROW, EXTERNALLY
15、 THREADED, STEEL, CORROSION RESISTANT (CRES) -65 TO +325 F REQUIREMENTS: 1. MATERIAL: BODY: PH13-8MO CRES PER AMS5629 BEARING CARTRIDGE: MS14101-XX WITH A 440C AMS5630 BALL SHALL BE USED AS THE DEFAULT BEARING INSERT. MS14101-XXC WITH A PH13-8MO AMS5629 BALL SHALL BE USED WHEN SPECIFIED IN THE PART
16、NUMBER FOR THE ROD END ASSEMBLY. MS14101A-XX BEARING SHALL BE USED WHEN SPECIFIED IN PART NUMBER. SUFFIX “A” INDICATES THE BEARING CARTRIDGE UTILIZES A PTFE LINER THAT IS AS81820 TYPE “A” QUALIFIED”. ABSENSE OF “A” INDICATES STANDARD PTFE LINER QUALIFIED TO AS81820. SEE BELOW FOR PART NUMBER EXAMPLE
17、. 2. HARDNESS: BODY: HRC 40 TO 44, HEAT TREAT TO CONDITION H1050, IN ACCORDANCE WITH AMS-H-6875 OR AMS2759/3 3. SURFACE TEXTURE: PER ANSI B46.1 BODY: BORE, Ra 32 MAX., SIDES OF THE THREAD AND ROOT AREA, Ra 32, THREAD RELIEF, Ra 63. ALL OTHER MACHINED SURFACES, Ra 125 MAX. 4. CLEANING: PASSIVATE ROD
18、END BODY AS DETAIL PER AMS2700, METHOD 1 (NITRIC ACID) OR METHOD 2 (CITRIC ACID), OR ASTM-A-967 CITRIC 1, CITRIC 2, AND CITRIC 3 ARE ACCEPTABLE. 5. TOLERANCES: UNLESS OTHERWISE SPECIFIED, DECIMALS r.010, ANGLES r DEGREE. 6. DIMENSIONS IN INCHES, UNLESS OTHERWISE SPECIFIED. 7. BREAK SHARP EDGES AND C
19、ORNERS AND REMOVE ALL BURRS AND SLIVERS. 8. NONDESTRUCTIVE TESTING: THE ROD END BODY ONLY, AFTER ALL FINISH MACHINING, HEAT TREAT, PASSIVATION, AND PRIOR TO BEARING INSTALLATION, SHALL BE MAGNETIC PARTICLE INSPECTED PER ASTM-E-1444. THE ACCEPTANCE CRITERIA SHALL BE AS DEFINED IN THE PROCUREMENT DOCU
20、MENT AS81935 (UNDER MAGNETIC PARTICLE INSPECTION). 9. NOTE: THE PARTS DEFINED IN THE AS81935/8 DOCUMENT ARE MARKED WITH M81935/8-XXXX; SEE EXAMPLE BELOW. 10. EXAMPLE OF PART NUMBER: M81935/8 - 04 C K L A = .2500 NOMINAL BORE DIAMETER, PH13-8MO BALL MATERIAL, WITH KEYWAY, LEFT HANDED THREAD, BEARING
21、CARTRIDGE WITH TYPE “A” LINER, ABSENSE OF LETTER INDICATES STANDARD PTFE LINER QUALIFIED TO AS81820, “A” INDICATES THE BEARING CARTRIDGE UTILIZES A PTFE LINER THAT IS AS81820 TYPE “A” QUALIFIED ABSENCE OF LETTER INDICATES RIGHT HANDED THREAD LETTER “L” INDICATES LEFT HANDED THREAD ABSENCE OF LETTER INDICATES NO KEYWAY LETTER “K” INDICATES KEYWAY. “W” INDICATES DEEP SQUARE SLOT KEYWAY. ABSENCE OF LETTER INDICATES 440C BALL OPTION LETTER “C” INDICATES PH13-8MO BALL OPTION DASH NUMBER CITING THE BORE NOMINAL DIAMETER CODE (2 DIGITS REQUIRED) BASIC PART NUMBER
