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National Stock Number:
5310-01-213-8874
Federal Supply Class:
5310
National Item Identification Number:
012138874
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:
| 623754 | 62983 | EATON AEROSPACE, LLC |
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Techincal Specification:
| COLOR | BLACK OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | VS1-1-6-4,FSCM 62983 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 0.440 INCHES MINIMUM AND 0.445 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | VS1-3-1-22,FSCM 62983 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
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