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National Stock Number:
5310-00-087-3059
Federal Supply Class:
5310
National Item Identification Number:
000873059
Description:
WASHER,RECESSED
Detail:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
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Manufacturer Information:
| SMB500109 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| COLOR | BLACK OVERALL | | HOLE DIAMETER | 0.188 INCHES MINIMUM AND 0.218 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.093 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.210 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE FILM OVERALL |
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