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National Stock Number:
5310-01-151-8788
Federal Supply Class:
5310
National Item Identification Number:
011518788
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:
| 16L105-11 | 81755 | LOCKHEED MARTIN CORPORATION | | 16L105-25 | 81755 | LOCKHEED MARTIN CORPORATION | | 16L105-25 | T0544 | TUSAS HAVACILIK VE UZAY SAN.A.S. |
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Techincal Specification:
| HOLE DIAMETER | 0.150 INCHES NOMINAL | | OUTSIDE DIAMETER | 3.125 INCHES NOMINAL | | MATERIAL THICKNESS | 0.250 INCHES NOMINAL | | RECESS ANGLE | 45.0 DEGREES NOMINAL | | RECESS DIAMETER | 2.406 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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