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National Stock Number:
5310-00-209-2702
Federal Supply Class:
5310
National Item Identification Number:
002092702
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:
| W6581 | 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 | 0.278 INCHES MINIMUM AND 0.284 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM | | MATERIAL | STEEL COMP 304 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DEPTH | 0.003 INCHES MINIMUM AND 0.013 INCHES MAXIMUM | | RECESS DIAMETER | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | PASSIVATE OVERALL |
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