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National Stock Number:
5310-00-062-8807
Federal Supply Class:
5310
National Item Identification Number:
000628807
Description:
WASHER,CONCAVE
Detail:
A WASHER WHICH IS ROUND WITH A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS SMOOTH, FLAT, AND UNBROKEN, THE OTHER BEARING SURFACE IS SMOOTH, UNBROKEN, AND IS RECESSED TO FORM A CURVED OR SPHERICAL CONTOUR. SEE ALSO WASHER (1), CONVEX. EXCLUDES WASHER (1), RECESSED AND BEARING, WASHER, THRUST.
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Manufacturer Information:
| 10560158-5 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.624 INCHES MINIMUM AND 0.633 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.925 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C MIL SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL THICKNESS | 0.340 INCHES NOMINAL | | MATERIAL | STEEL COMP 4340 OR STEEL COMP E4340 OVERALL | | RADIUS | 0.450 INCHES MINIMUM AND 0.460 INCHES MAXIMUM | | RECESS DEPTH | 0.130 INCHES NOMINAL | | SPECIAL FEATURES | BOTTOM SERRATED | | STYLE DESIGNATOR | CONCAVE | | SURFACE FINISH | 63.0 MICROINCHES TOP | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
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