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National Stock Number:
5310-00-307-7013
Federal Supply Class:
5310
National Item Identification Number:
003077013
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:
| 4018A4 | 75345 | KIRKHILL, INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.280 INCHES MINIMUM AND | | 0.285 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.493 INCHES MINIMUM AND | | 0.508 INCHES MAXIMUM | | RECESS DIAMETER | 0.370 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.054 INCHES MINIMUM AND | | 0.074 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 75345 | | DESIGN CONTROL REFERENCE | 4018A4 |
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