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 4140-01-088-7512
NSN 5915-01-115-0581
NSN 2925-00-896-9819
NSN 6645-00-711-5381
NSN 7035-00-929-0363
NSN 5999-01-617-6395
NSN 5960-01-495-0859
NSN 5975-01-476-0906
NSN 5905-01-039-7047
NSN 5925-01-490-5639
NSN 5855-01-100-3272
NSN 5999-01-487-3564