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National Stock Number:
5310-01-581-9117
Federal Supply Class:
5310
National Item Identification Number:
015819117
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:
| 15450-.050-.205SS12 | 51506 | ACCURATE SCREW MACHINE CORP |
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Techincal Specification:
| SURFACE TREATMENT | PASSIVATE OVERALL | | STYLE DESIGNATOR | SHOULDERED AND RECESSED | | SHOULDER DIAMETER | 0.270 INCHES MINIMUM AND | | 0.290 INCHES MAXIMUM | | OVERALL HEIGHT | 0.255 INCHES NOMINAL | | SHOULDER HEIGHT | 0.205 INCHES NOMINAL | | RECESS ANGLE | 0.1 DEGREES MINIMUM AND | | 0.2 DEGREES MAXIMUM | | SPECIAL FEATURES | SHOULDER LENGTH IS 0.050 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHOULDER WASHERS |
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