0.086-56 nc, thread size
A flat, rectangular shaped item, with holes, used to join or attach two surfaces in the same plane by means of screws, bolts, and the like.
NSN 5990-01-152-3974
NSN 5998-01-497-7591
NSN 5855-00-491-7079
NSN 5855-00-482-9876
NSN 7035-01-226-2545
NSN 6320-01-512-2031
NSN 6610-01-115-0391
NSN 6650-00-155-8431
NSN 5950-00-300-4763
NSN 5965-01-120-9352
NSN 5895-01-419-5975
NSN 5855-01-573-8397