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National Stock Number:
5310-01-119-8929
Federal Supply Class:
5310
National Item Identification Number:
011198929
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:
| 01-011110 | 81982 | HYDRO-AIRE AEROSPACE CORP | | 10109349 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,TEMPER T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.190 INCHES MINIMUM AND | | 0.194 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.419 INCHES MINIMUM AND | | 0.421 INCHES MAXIMUM | | RECESS DIAMETER | 0.270 INCHES NOMINAL | | MATERIAL THICKNESS | 0.038 INCHES MINIMUM AND | | 0.042 INCHES MAXIMUM | | RECESS ANGLE | 58.0 DEGREES MINIMUM AND | | 64.0 DEGREES MAXIMUM |
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