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National Stock Number:
5310-00-230-3373
Federal Supply Class:
5310
National Item Identification Number:
002303373
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:
| 625-1361-001 | 13499 | ROCKWELL COLLINS, INC. |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.749 INCHES MINIMUM AND | | 0.755 INCHES MAXIMUM | | RECESS DIAMETER | 0.810 INCHES NOMINAL | | MATERIAL THICKNESS | 0.250 INCHES NOMINAL | | RECESS ANGLE | 80.0 DEGREES MINIMUM AND | | 100.0 DEGREES MAXIMUM | | SPECIAL FEATURES | 0.125 IN. BY 45 DEG BEVEL ID OPPOSITE RECESSED SIDE | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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