DLA MS17102 REV A-1968 BEARING BALL THRUST METRIC SELF-ALIGNING《自动对准米制推力滚珠轴承》.pdf

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1、, K-o-z- 5 .- CEO SUPCLASS I 3110 APPROX MARKHG AREA NOTES : 1. UAL%lAL: STEEL, ALLOY, HIGH-CARBON CHRCMJW, TYPE AISI E51100 OR TYPE AISI E52100 OF FEDERAL J STD. NO. 66. 2. SURFACE FINISH: SURFACES MARKED SHALL HAVE SURFACE FINISH IN ACCORDANCE WITH USAS M6.1. 3. HUT-RUT: BEARIffi SHALL BI. THROUGH

2、 HARDENED TO ROCKWELL C-58 TO C-66. 4. BURING SHALL BE FREE OF ALL DEFECTS WHICH WOULD AFFECT ITS SkRViCEABILiTY. 5. % BEARING MUST CLEAR MAXIMUM HOUSING OR SHAFT FILLET KADIUS SHOWN IN FILLET RADIUS COLUMN. . 6. FM DGIGN FUTURE PURPOSES, HIS STANDARD TAKES PRECEDENCE OVER “ENTS REFERENCED HEREIN. 7

3、. R6FU(ENCU, WCWMTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID. 8. THE IAS PART MUBCR CONSISTS OF THE Mc NUMBER, PLUS THE DASH NUBER. EXAMPLE: MS17102-I. 9. YARKIffi SHALL COHSIST OF THE MS PART NWBER AND THE MANUFACTURERS IDENTIFICATION IN ACCORDANCE WITH YIL-STD-130. BURING LOU

4、, FOWIULA: THE DYNMIC LOAD RATING (IN POUNDS) FOR ANY CCLIBINATION OF ROTATIONAL SPEED (IN RPM) AND RATING LIFE (IN HWRS) MAY BE FOUND FRW THE FOLLONING FORMULA: 100 c (60 N R) PA =REQUIRED DYNAMIC LOAD RATING - POUNDS C =BASIC DYNAMIC LOAR RATING - POUNDS N =ROTATIONAL SPEED - RR PA = IHERE: H =RAT

5、ING LIFE - HOURS THE ABOVE FCNIYULA IS IN AGREEMENT wr rH THE LATEST AFW STANDARD METHOD OF EVALUATING LOAD RATING OF THRUST BALL BEARINGS. BASIC LOAD RATING HAVE ALSO BEEN DEtERMINfD ACOVRDING TO AFWA STANDARD METHODS. THE DEFINITION OF RATING LIFE IS TH NUABER OF HWRS AT SOWE CONSTANT SPEED OF THE

6、 INNER RING THAT 90 PERCENT OF A GROUP OF APPARENLY IDENT CAL BEARINGS WILL CWLETE Ci7 EXCEED BEFORE THE FIRST EVIDENCE CF FATIGUE DEVELOPS. ENTI& STANDARD REVISED mrnY-AT ihar Cuii I I TLIL BEARING, BALL ,THRUS,T 1 .A. METRIC, SELF- ALIGNING AF 1-11 Provided by IHSNot for ResaleNo reproduction or n

7、etworking permitted without license from IHS-,-,- ci- CEO SUPCLAS - 3110 L -.-.- L 1-1 .- - - _ - p.-.- MI I IT ARY Sl AN DA R ARMY-ALT .-I, I AF *il #I cull HEARING, HAI 1 , TtiFIS I . METRIC, iF1 r AL IGNING , t MS I71 O2 I l ! ! ! ! , I 1 I rpl U. S. GOVERNMENT PRINTING OFFICE 1966.301-517429 1 II Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-