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National Stock Number:
5310-01-119-4376
Federal Supply Class:
5310
National Item Identification Number:
011194376
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:
| 803-2177141-3XX-07 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-2177141-3XX-07 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 1.323 INCHES MINIMUM AND 1.325 INCHES MAXIMUM | | HOLE DIAMETER | 1.261 INCHES MINIMUM AND 1.263 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.906 INCHES MINIMUM AND 1.908 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD 1ST MATERIAL RESPONSE AND AISI 1018 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.500 INCHES NOMINAL | | MATERIAL | STEEL COMP 1117 OR STEEL COMP 1018 OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 1.323 INCHES MINIMUM AND 1.325 INCHES MAXIMUM |
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