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National Stock Number:
5310-01-174-0559
Federal Supply Class:
5310
National Item Identification Number:
011740559
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:
| 65130-07405-101 | 54878 | ROTAIR AEROSPACE CORP | | 65130-07405-101 | 66861 | HARTFORD AIRCRAFT PRODUCTS, INC | | 65130-07405-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 0.520 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | L-P-410,6/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | SPECIAL FEATURES | TAB OUTSIDE EDGE ON FACE 0.100 IN. LG |
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