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 5925-00-434-4178
NSN 5960-01-234-4388
NSN 6620-01-633-8443
NSN 5965-00-706-7005
NSN 6240-01-024-1309
NSN 6650-01-246-4262
NSN 6240-00-591-6836
NSN 5920-00-324-2315
NSN 5835-00-572-7445
NSN 5855-01-413-8962
NSN 6645-01-247-2201
NSN 6220-01-375-3801