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National Stock Number:
5310-01-251-8576
Federal Supply Class:
5310
National Item Identification Number:
012518576
Description:
WASHER,SHOULDERED AND RECESSED
Detail:
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.
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Manufacturer Information:
| 12576345 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| HOLE DIAMETER | 0.530 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.280 INCHES NOMINAL | | MATERIAL THICKNESS | 0.280 INCHES NOMINAL | | MATERIAL | STEEL COMP 1008 OR STEEL COMP 1020 OVERALL | | RECESS ANGLE | 82.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.920 INCHES NOMINAL | | SHOULDER DIAMETER | 0.850 INCHES NOMINAL | | SHOULDER HEIGHT | 0.090 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED AND RECESSED |
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