Additional hole not centrally located, drilled 0.171 in. From washer center 0.050 in.Min, 0.055 in.Max, dia
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 5895-01-464-8969
NSN 6145-01-011-3231
NSN 5996-00-106-2835
NSN 6685-01-607-5219
NSN 6105-01-555-8995
NSN 5855-01-053-6782
NSN 4140-01-316-6739
NSN 5935-01-451-7479
NSN 5920-01-419-0741
NSN 6110-00-437-7877
NSN 6130-01-359-4228
NSN 5910-00-099-9998