Olive drab color
An item formed from sheet spring material into varying flat, concave, curved, or nutlike design. It has an aperture with an elliptical-shaped hole or suitable lugs or prongs designed to retain threaded or unthreaded stud like projecting memebers. When pushed on, it grips by imbedding into the material of the projecting memebers, and does not mate with a thread helix. See also ring, retaining.
NSN 6135-01-351-1131
NSN 5965-01-061-6871
NSN 5905-00-737-2060
NSN 5920-00-285-0286
NSN 6645-01-108-3457
NSN 5990-00-900-4459
NSN 5915-01-416-5802
NSN 5905-01-418-7521
NSN 5960-00-769-7629
NSN 4140-01-051-0421
NSN 5950-01-513-9668
NSN 6320-01-029-4220