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 6620-00-512-4147
NSN 5920-00-099-0826
NSN 6150-01-432-5435
NSN 6145-00-152-9954
NSN 5905-01-098-7731
NSN 5925-01-539-0576
NSN 5910-01-201-9906
NSN 5905-00-295-6387
NSN 6685-00-570-0095
NSN 4140-01-428-2509
NSN 6320-01-338-6006
NSN 5960-01-279-0985