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National Stock Number:
5310-00-521-4028
Federal Supply Class:
5310
National Item Identification Number:
005214028
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:
| 140-14183 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND | | 40.0 ROCKWELL C MAXIMUM | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.762 INCHES MINIMUM AND | | 0.770 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.344 INCHES MINIMUM AND | | 1.406 INCHES MAXIMUM | | RECESS DIAMETER | 0.891 INCHES MINIMUM AND | | 0.911 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.115 INCHES MINIMUM AND | | 0.135 INCHES MAXIMUM | | RECESS ANGLE | 89.5 DEGREES MINIMUM AND | | 90.5 DEGREES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 43999 | | DESIGN CONTROL REFERENCE | 140-14183 |
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