Chamfer shoulder 0.032 in. By 45 degrees
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.
Classification: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 5835-01-606-3086
NSN 6320-01-648-5538
NSN 5965-01-173-9106
NSN 6685-00-993-5548
NSN 5925-00-847-3939
NSN 5920-01-101-5852
NSN 5985-00-273-3175
NSN 6110-01-077-1473
NSN 6150-01-274-3485
NSN 6685-01-192-6326
NSN 5930-01-522-7195
NSN 5835-00-529-6307