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National Stock Number:
5310-00-558-9118
Federal Supply Class:
5310
National Item Identification Number:
005589118
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:
| W20886 | 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DIV |
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Techincal Specification:
| HOLE DIAMETER | 0.126 INCHES MINIMUM AND 0.129 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.265 INCHES MINIMUM AND 0.296 INCHES MAXIMUM | | OVERALL HEIGHT | 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 101 FSCM 71379 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYAMIDE OVERALL | | RECESS ANGLE | 45.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.134 INCHES MINIMUM AND 0.137 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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