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National Stock Number:
5310-01-542-3189
Federal Supply Class:
5310
National Item Identification Number:
015423189
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:
| SM-C-948412 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| HOLE DIAMETER | 1.260 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.880 INCHES NOMINAL | | MATERIAL THICKNESS | 0.250 INCHES NOMINAL | | MATERIAL | STEEL COMP 304 OVERALL | | RECESS ANGLE | 45.0 DEGREES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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