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National Stock Number:
5310-01-138-6335
Federal Supply Class:
5310
National Item Identification Number:
011386335
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:
| 74D242001-2013 | 76301 | THE BOEING COMPANY | | 74D242001-2013 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| HEAT TREATMENT | COLD ROLLED | | HOLE DIAMETER | 0.250 INCHES MINIMUM AND 0.257 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.380 INCHES NOMINAL | | MATERIAL THICKNESS | 0.125 INCHES NOMINAL | | MATERIAL | STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL | | RECESS DIAMETER | 0.517 INCHES NOMINAL | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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