Lock washer ext tooth no.4 brz/ni; item 65 t.T.O. 15a3-4-1-4; 2000.3.30; 2-2007.02.20 page 2-4; figure 1 page 2-2
No other part numbers with same form, fit, and function found.
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5895-00-283-4417
NSN 6650-00-396-2240
NSN 6320-01-089-9086
NSN 5930-01-182-5618
NSN 5915-00-201-7090
NSN 5965-00-147-3070
NSN 6220-00-110-7084
NSN 6105-00-081-7880
NSN 6150-00-068-5751
NSN 6685-00-091-0281
NSN 5985-00-222-4217
NSN 5950-00-974-6935