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National Stock Number:
5310-00-209-0211
Federal Supply Class:
5310
National Item Identification Number:
002090211
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:
| 72875 | 00198 | PRATT & WHITNEY CANADA CORP | | 72875 | 77445 | RTX CORPORATION |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM | | HOLE DIAMETER | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.780 INCHES MINIMUM AND 0.786 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6312 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4640 OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM |
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