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National Stock Number:
5310-01-160-4555
Federal Supply Class:
5310
National Item Identification Number:
011604555
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:
| K39787-5 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LE153-0002-0005 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LE153-0002-0005 | 43999 | THE BOEING COMPANY | | LE153-0002-0005 | 80539 | SPS TECHNOLOGIES, LLC |
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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 OR AMS 6358 ASSN STD 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 | | STYLE DESIGNATOR | CONCAVE | | 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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