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National Stock Number:
5310-00-171-2485
Federal Supply Class:
5310
National Item Identification Number:
001712485
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:
| SMA587680 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| HOLE DIAMETER | 0.256 INCHES MINIMUM AND 0.261 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.438 INCHES NOMINAL | | OVERALL HEIGHT | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.031 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | RECESS DEPTH | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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