One notch 0.036 in. W by 0.060 in. Deep on outer edge
A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.
Classification: Spring washers and other lock washers, iron or steel
NSN 5855-01-461-8169
NSN 5895-01-437-8871
NSN 5925-01-197-8406
NSN 5965-01-087-6217
NSN 2925-01-255-6394
NSN 6620-01-065-8265
NSN 5999-00-933-7214
NSN 4140-01-126-7368
NSN 5945-00-275-0557
NSN 5920-00-997-5983
NSN 5930-00-840-3664
NSN 5910-01-079-6989