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National Stock Number:
5310-01-359-0252
Federal Supply Class:
5310
National Item Identification Number:
013590252
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:
| 40A11998-1 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO | | 40A11998-1 | 15090 | RAYTHEON COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 0.316 INCHES MINIMUM AND 0.321 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.187 INCHES NOMINAL | | MATERIAL | STEEL COMP 321 OVERALL | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.376 INCHES MINIMUM AND 0.436 INCHES MAXIMUM | | SPECIAL FEATURES | RECTANGULAR STYLE,0.750 IN. WIDTH; 1.000 IN. LENGTH |
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