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National Stock Number:
5310-01-295-8790
Federal Supply Class:
5310
National Item Identification Number:
012958790
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:
| 2824214-1 | 0HM72 | FALCON MANUFACTURING CORP | | 2824214-1 | 2Y870 | AIR-COM INC | | 2824214-1 | 88277 | 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 OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DPS 9.74,TYPE 2,FSCM 88277 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.625 INCHES MINIMUM AND | | 0.630 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.995 INCHES MINIMUM AND | | 1.005 INCHES MAXIMUM | | RECESS DIAMETER | 0.830 INCHES MINIMUM AND | | 0.850 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.133 INCHES MINIMUM AND | | 0.139 INCHES MAXIMUM | | RECESS ANGLE | 45.0 DEGREES NOMINAL | | SPECIAL FEATURES | OUTSIDE RIGHT CORNER CHAMFER ANGLE 45.0 DEGREES,TO 0.875 IN. DIA |
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