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National Stock Number:
5310-00-797-7708
Federal Supply Class:
5310
National Item Identification Number:
007977708
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:
| 00804 | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA | | 9524621 | 73842 | GOODYEAR TIRE AND RUBBER CO THE |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OVERALL | | MINIMUM TENSILE STRENGTH | 126000 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM |
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