1、AMSC N/A FSC 5320 MS21000A 2 April 2013 SUPERSEDING MS21000 29 July 1953 DETAILED SPECIFICATION SHEET PIN FLATHEAD, HI SHEAR, OVERSIZE, 160,000 PSI This specification sheet is approved for all Departments and Agencies of the Department of Defense. The requirements for acquiring the described herein
2、shall consist of this specification sheet. FIGURE 1. PIN - FLATHEAD. INCHPOUNDINACTIVE FOR NEW DESIGN AFTER 6 JUNE 1966.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21000A 2 TABLE I. Dimensions. NOMINAL DIAMETER A B C (a). D E (a). H P SPHER RAD
3、 S RAD Y MAX RAD .218 (7/32) .315 .295 .125 .119 .115 .2197.2156.185 .181 .055 .045 .128 .118 .034 .030 .0075 .281 (9/32) .412 .387 .165 .156 .152 .2822.2811.245 .241 .069 .059 .167 .155 .044 .040 .0075 .343 (11/32) .505 .475 .206 .194 .189 .3447.3436.307 .302 .078 .068 .206 .194 .054 .050 .0075 .40
4、6 (13/32) .600 .565 .248 .232 .227 .4072.4061.370 .365 .088 .078 .250 .237 .066 .062 .0075 .468 (15/32) .676 .641 .289 .270 .265 .4697.4686.430 .425 .105 .093 .295 .280 .077 .073 .0125 .531 (17/32) .770 .735 .330 .308 .303 .5322.5311.493 .488 .115 .103 .337 .322 .089 .085 .0125 TABLE II. Max. Grip L
5、ength and Dash Numbers. (a) “C” and “E” shall be concentric with “D” within .004 total runout for.218 (7/32), .281 (9/32), .343 (11/32) and .406 (13/32); within .005 for.468 (15/32) and .531 (17/32) sizes. (b) For pins within grip length in excess of 1 inch, code second dash number indicates max gri
6、p in .062 (1/16) increments. NOM. DIA. Max. Grip Length and Dash Numbers. (b) .187 (3/16) .250 (1/4) .312 (5/16) .375 (3/8) .437 (7/16) .500 (1/2) .562 (9/16) .625 (5/8) .687 (11/16) .750 (3/4) .812 (13/16) .875 (7/8) .937 (15/16) 1.000 .218 (7/32) 7-3 7-4 7-5 7-6 7-7 7-8 7-9 7-10 7-11 7-12 7-13 7-1
7、4 7-15 7-16 .281 (9/32) 9-4 9-5 9-6 9-7 9-8 9-9 9-10 9-11 9-12 9-13 9-14 9-15 9-16 .343 (11/32) 11-5 11-6 11-7 11-8 11-9 11-10 11-11 11-12 11-13 11-14 11-15 11-16 .406 (13/32) 13-6 13-7 13-8 13-9 13-10 13-11 13-12 13-13 13-14 13-15 13-16 .468 (15/32) 15-7 15-8 15-9 15-10 15-11 15-12 15-13 15-14 15-1
8、5 15-16 .531 (17/32) 17-8 17-9 17-10 17-11 17-12 17-13 17-14 17-15 17-16 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21000A 3 REQUIREMENTS: 1. Material: Steel, Spec. SAE AMS6320, AMS6322, AMS6325, AMS6327, AMS6346, AMS6348, AMS6349, AMS6370, AM
9、S6382 and AMS6528. 2. Heat Treat: 160,000 to 180,000 PSI, Spec. SAE AMS-H-6875. 3. Finish: Cadmium Plate, Spec. SAE AMS-QQ-P-416, Type I, Class 3. 4. Roughness of surfaces outside of max grip shall not exceed 80 RMS micro inches measured before plating. 5. Roughness of surfaces within max grip shall
10、 not exceed 60 RMS micro inches measured before plating. 6. Head and shank to be concentric within .010 full indicator reading. 7. Examples of Part Number: MS21000-9-14 = .281 (9/32) Dia., .875 (7/8) Max grip length. MS21000-9-19 = .281 (9/32) Dia., 1.187 (1-3/16) Max grip length. 8. Changes from pr
11、evious issue. Marginal 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: Air Force 99 DLA - IS DLA - IS (Project 5320-2013-007) NOTE: The activities listed above were interested in this doc
12、ument 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.dla.mil . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
