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National Stock Number:
5310-01-284-2987
Federal Supply Class:
5310
National Item Identification Number:
012842987
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:
| M45595/7-03 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-W-45595/7 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.106 INCHES MINIMUM AND 0.126 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OR STEEL COMP 8740 OVERALL | | RADIUS | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | SPECIAL FEATURES | RADIUS OFFSET 0.359 IN. MIN 0.369 IN. MAX | | STYLE DESIGNATOR | CONCAVE | | SURFACE FINISH | 32.0 MICROINCHES COUNTERBORE FACE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
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