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National Stock Number:
5310-01-138-2271
Federal Supply Class:
5310
National Item Identification Number:
011382271
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:
| ST4M150E5002 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| COLOR | BLUE, LIGHT OVERALL | | HOLE DIAMETER | 0.314 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5604,COND H1025 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5643,COND H1025 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.106 INCHES MINIMUM AND 0.114 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | OUTSIDE DIAMETER | 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM | | RECESS ANGLE | 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM | | RECESS DIAMETER | 0.396 INCHES MINIMUM AND 0.406 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | PASSIVATE OVERALL |
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