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National Stock Number:
5310-01-143-6572
Federal Supply Class:
5310
National Item Identification Number:
011436572
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:
| BACW10DH-C6 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR | | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | HOLE DIAMETER | 0.378 INCHES MINIMUM AND | | 0.388 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.677 INCHES MINIMUM AND | | 0.697 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.155 INCHES MINIMUM AND | | 0.165 INCHES MAXIMUM | | TOP RECESS DIAMETER | 0.496 INCHES MINIMUM AND | | 0.518 INCHES MAXIMUM | | BOTTOM RECESS DIAMETER | 0.496 INCHES MINIMUM AND | | 0.518 INCHES MAXIMUM | | BOTTOM RECESS ANGLE | 86.0 DEGREES MINIMUM AND | | 94.0 DEGREES MAXIMUM | | TOP RECESS ANGLE | 86.0 DEGREES MINIMUM AND | | 94.0 DEGREES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES TOP | | 63.0 MICROINCHES BOTTOM |
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