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National Stock Number: 5310-01-186-0691
Federal Supply Class: 5310
National Item Identification Number: 011860691
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:
22C21 | 2Y614 | LINK-BELT CRANES, L.P., LLLP | 22C21-A | 2Y614 | LINK-BELT CRANES, L.P., LLLP |
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Techincal Specification:
HOLE DIAMETER | 4.375 INCHES MINIMUM AND 4.391 INCHES MAXIMUM | MATERIAL THICKNESS | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | MATERIAL | STEEL OVERALL | PROPRIETARY CHARACTERISTICS | PACS | OUTSIDE DIAMETER | 6.000 INCHES NOMINAL | RECESS ANGLE | 90.0 DEGREES NOMINAL | RECESS DIAMETER | 4.751 INCHES MINIMUM AND 4.767 INCHES MAXIMUM | STYLE DESIGNATOR | RECESSED |
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