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National Stock Number:
5310-01-256-9739
Federal Supply Class:
5310
National Item Identification Number:
012569739
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:
| 140-007-49S44D5 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| MATERIAL | STEEL COMP 630 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5604 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | HOLE DIAMETER | 0.756 INCHES MINIMUM AND | | 0.776 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.365 INCHES MINIMUM AND | | 1.385 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.151 INCHES MINIMUM AND | | 0.161 INCHES MAXIMUM | | TOP RECESS DIAMETER | 0.856 INCHES MINIMUM AND | | 0.866 INCHES MAXIMUM | | BOTTOM RECESS DIAMETER | 0.856 INCHES MINIMUM AND | | 0.866 INCHES MAXIMUM | | BOTTOM RECESS ANGLE | 89.0 DEGREES MINIMUM AND | | 91.0 DEGREES MAXIMUM | | TOP RECESS ANGLE | 89.0 DEGREES MINIMUM AND | | 91.0 DEGREES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES TOP | | 63.0 MICROINCHES BOTTOM |
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