A specially shaped fabrication of ferrous or nonferrous bulk material. It has a cross section not conforming to the letters h, i, t, or z.
NSN 6145-01-456-7563
NSN 5990-01-487-0871
NSN 5925-01-170-7899
NSN 5925-00-290-4451
NSN 6145-00-840-2778
NSN 5855-01-020-7982
NSN 6130-00-222-7722
NSN 5925-01-236-2197
NSN 5996-00-422-3328
NSN 6645-00-951-0687
NSN 5999-00-147-2085
NSN 6620-01-071-6020