5310-01-566-3175 WASHER,SHOULDERED Index 5310-01-566-3254 WASHER,FLAT

National Stock Number:
5310-01-566-3181

Federal Supply Class:
5310

National Item Identification Number:
015663181

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.


Manufacturer Information:
LAM-1630B107L3 TECHNOLOGIES, INC.


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