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National Stock Number:
5310-00-240-0179
Federal Supply Class:
5310
National Item Identification Number:
002400179
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:
| 3M297-08 | 76301 | THE BOEING COMPANY | | HL83-5W | 73197 | HI-SHEAR CORPORATION | | HL83-5W | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| HOLE DIAMETER | 0.241 INCHES MINIMUM AND 0.245 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM | | MATERIAL | STEEL COMP 630 OVERALL | | RADIUS | 0.200 INCHES NOMINAL | | RECESS DEPTH | 0.078 INCHES NOMINAL | | STYLE DESIGNATOR | CONCAVE | | 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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