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National Stock Number:
5310-01-212-0114
Federal Supply Class:
5310
National Item Identification Number:
012120114
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:
| 45231-2561 | 17454 | TIMKEN GEARS & SERVICES INC. | | E12561-23 | 17454 | TIMKEN GEARS & SERVICES INC. |
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Techincal Specification:
| STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE FINISH | 32.0 MICROINCHES BOTTOM | | SURFACE FINISH | 32.0 MICROINCHES TOP | | TOP RECESS DIAMETER | 2.067 INCHES MINIMUM AND 2.072 INCHES MAXIMUM | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 2.067 INCHES MINIMUM AND 2.072 INCHES MAXIMUM | | HOLE DIAMETER | 2.005 INCHES MINIMUM AND 2.010 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.255 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 2.750 INCHES NOMINAL |
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