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National Stock Number:
5310-00-889-2614
Federal Supply Class:
5310
National Item Identification Number:
008892614
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:
| 549-6145-002 | 13499 | ROCKWELL COLLINS, INC. |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 5052 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.198 INCHES MINIMUM AND | | 0.208 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.773 INCHES MINIMUM AND | | 0.789 INCHES MAXIMUM | | RECESS DIAMETER | 0.327 INCHES MINIMUM AND | | 0.337 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.0865 INCHES MINIMUM AND | | 0.0935 INCHES MAXIMUM | | RECESS ANGLE | 79.0 DEGREES MINIMUM AND | | 85.0 DEGREES MAXIMUM |
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