DLA MS3211 REV B-2011 RING RETAINING EXTERNAL.pdf

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1、AMSC N/A FSC 5325 DETAIL SPECIFICATION SHEET RING, RETAINING, EXTERNAL This specification sheet is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet. FIGURE 1. RING, RET

2、AINING MS3211B 25 October 2011 SUPERSEDING MS3211A 24 March 1976 INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS3211B TABLE I. Dash Numbers and Dimensions. DASH NO. SEE NOTE 4 SHAFT DIAMETER RECOMMENDED GROOVE DIMENSIONS RING DIMENSIONS

3、 Nominal Basic Diameter Width As Furnished (Free) Installed I.D. C S B A I.D. D Gap G Width W Thickness T 1 3/16 .188 .125 .034 .197 +.000 -.005 .125 .062 .031 .125 2 7/32 .219 .173 +.000 .034 +.003 .230 .143 +.005 .046 .031 .002 .173 3 1/4 .250 .188 -.005 .034 -.000 .266 +.000 .182 -.000 .062 .031

4、.188 4 5/16 .312 .250 .034 .328 -.010 .191 .079 .039 .250 5 3/8 .375 .313 .052 .394 .264 .094 .047 .313 6 7/16 .438 .376 .060 .459 +.000 .203 .109 .055 .003 .376 7 1/2 .500 .438 .069 .525 -.015 .233 +.010 .125 .015 .063 .438 8 9/16 .562 .493 .077 .591 .241 .000 .141 .070 .493 9 5/8 .625 .547 +.000 .

5、086 +.005 .656 +.000 .253 .156 .078 .547 10 11/16 .688 .602 -.010 .094 -.000 .722 -.020 .278 .172 .086 .004 .602 11 3/4 .750 .656 .103 .788 +.000 .310 .188 .094 .656 12 13/16 .812 .711 .112 .853 -.025 .331 .203 .102 .711 13 7/8 .875 .765 .120 .919 .357 +.015 .219 .109 .005 .765 14 15/16 .938 .820 .1

6、29 .984 +.000 .387 -.000 .234 .117 .820 15 1 1.000 .874 .138 1.050 -.030 .423 .250 .125 .874 NOTES: 1. MATERIAL: (a) Carbon steel in accordance with SAE AIR4127, AISI 1008 thru 1020 inclusive. (b) Corrosion resisting steel (CRES) in accordance with SAE-AMS-QQ-S-763, Class 302 or 304, annealed ; ASTM

7、 A 666 or 304, strip, annealed; or ASTM A 167, Type 302 or 304, strip, annealed. (c) Phosphor bronze in accordance with ASTM-B159/B159M, copper alloy UNS C51000, soft; ASTM B 103/103M, copper alloy UNS C51000 strip, soft, or ASTM B139/B139M, copper alloy UNS C50000, strip or flat wire, soft. (d) Ber

8、yllium copper, copper alloy, UNS C17200 in accordance with ASTM B197/B197M, or ASTM B194 strip, annealed. 2. PROTECTIVE COATING: (a) Carbon steel rings shall be zinc plated in accordance with ASTM B633, Type II, Class Fe/Zn13 or SAE-AMS-C-81562, Class 5, Type II. (b) CRES rings shall be passivated i

9、n accordance with SAE-AMS2700. (c) Beryllium copper rings requiring protective coating shall be cadmium plated in accordance with SAE-AMS-QQ-P-416, Class 2, Type II or SAE-AMS-C-81562, Class 2, Type II. 3. TOLERANCE: tolerances apply before application of protective coating. 2 Provided by IHSNot for

10、 ResaleNo reproduction or networking permitted without license from IHS-,-,-MS3211B 4. PART NUMBER: The MS part number is the MS number, plus the dash and the material designator. MATERIAL DESIGNATOR USE AFTER DASH NO. TO SPECIFY: -SZ -CR -PB -BX -BC Zinc Plated Carbon Steel Ring Corrosion-Resistant

11、 Steel Ring Phosphor Bronze Ring Beryllium Copper Ring Cadmium Plated Beryllium Copper Ring Example: MS3211-1-SZ is the part number for a zinc plated carbon steel external retaining ring with as furnished I.D. of .197 and installed I.D. of .125 for use on a .188 shaft having a groove of .125 and a g

12、roove width of .034. 5. DIMENSIONS: All dimensions are in inches. 6. Referenced documents shall be of the issue in effect on the invitation for bids. 7. For design feature purposes, this standard takes precedence over procurement documents referenced herein. 8. Changes from previous issue. Marginal

13、notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Custodians: Preparing activity: Army - MI DLA - IS Navy - OS (Project 5325-2011-001) NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-