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National Stock Number:
5310-00-129-9035
Federal Supply Class:
5310
National Item Identification Number:
001299035
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:
| CL31409-1 | 91422 | FORMSPRAG LLC |
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Techincal Specification:
| HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 3.370 INCHES MINIMUM AND 3.375 INCHES MAXIMUM | | OUTSIDE DIAMETER | 4.517 INCHES MINIMUM AND 4.522 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.105 INCHES MINIMUM AND 0.107 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | RADIUS | 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM | | RECESS DIAMETER | 3.610 INCHES MINIMUM AND 3.630 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED BOTH SIDES |
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