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National Stock Number:
5310-01-129-4477
Federal Supply Class:
5310
National Item Identification Number:
011294477
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:
| ST4M150C10003 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| COLOR | BROWN OVERALL | | HOLE DIAMETER | 0.631 INCHES MINIMUM AND 0.643 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL THICKNESS | 0.156 INCHES MINIMUM AND 0.164 INCHES MAXIMUM | | MATERIAL | STEEL COMP 321 OR STEEL COMP 347 OVERALL | | RECESS ANGLE | 50.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | PASSIVATE OVERALL |
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