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National Stock Number: 5310-01-299-8971
Federal Supply Class: 5310
National Item Identification Number: 012998971
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:
1161716-1 | 12705 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION I | 1161716-1 | 94117 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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