A washer having a centrally located hole and two flat bearing surfaces which are not parallel.
NSN 5925-01-183-6333
NSN 6240-00-893-4799
NSN 6150-00-193-3226
NSN 6620-01-286-2204
NSN 5855-01-082-7912
NSN 5950-00-892-8736
NSN 5985-00-919-9294
NSN 5985-01-396-4817
NSN 5990-00-406-4991
NSN 6685-01-408-5553
NSN 5910-00-240-1736
NSN 5835-01-550-5094