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Last Modified: Mar 08, 2021

Part Number 163B5891 Shouldered And Recessed Washer

National Stock Number: 5310-00-531-3439

163B5891 Cross Reference Parts

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163B5891

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Summary Information (click on this NSN number for detailed information: 5310-00-531-3439)

Definition: Shouldered And Recessed Washer, also referenced with federal logistics item name code 15935: 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.
Federal Supply Class (FSC): 5310
NIIN: 00-531-3439 (005313439)
NMF Description: WASHER OR GASKETS, IRON OR STEEL,
Similar parts: 5310-01-196-0251 5310-01-195-8998 5310-01-196-2545 5310-01-196-0241 5310-01-196-2753 5310-01-195-9491 5310-01-196-2265 5310-01-195-8999 5310-01-196-2316 5310-01-195-9792 5310-01-196-2620