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National Stock Number:
5310-01-199-1358
Federal Supply Class:
5310
National Item Identification Number:
011991358
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:
| 69456A24 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.437 INCHES MINIMUM AND 0.447 INCHES MAXIMUM | | HARDNESS RATING | 65.0 ROCKWELL B MINIMUM AND 105.0 ROCKWELL B MAXIMUM | | HOLE DIAMETER | 0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.620 INCHES MINIMUM AND 0.645 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 COMP 303 MIL STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.056 INCHES MINIMUM AND 0.069 INCHES MAXIMUM | | MATERIAL | STEEL COMP 303 OVERALL | | SPECIFICATION/STANDARD DATA | 73030-69456A24 MANUFACTURERS STANDARD | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.437 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
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