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National Stock Number:
5310-01-232-6740
Federal Supply Class:
5310
National Item Identification Number:
012326740
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:
| 9488-07 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | IE153-0002-0007 | 43999 | THE BOEING COMPANY | | LE153-0002-0007 | 019L2 | ESNA, LLC | | LE153-0002-0007 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | K39787-7 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LE153-0002-0007 | 43999 | THE BOEING COMPANY | | LE153-0002-0007 | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| MATERIAL THICKNESS | 0.157 INCHES MINIMUM AND 0.177 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 8740 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | OUTSIDE DIAMETER | 0.854 INCHES MINIMUM AND 0.864 INCHES MAXIMUM | | RADIUS | 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM | | STYLE DESIGNATOR | CONCAVE | | SURFACE FINISH | 32.0 MICROINCHES COUNTERBORE WALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY 2, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.580 INCHES MINIMUM AND 0.590 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR AMS 6358 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
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