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 5930-01-238-2223
NSN 6135-01-069-2482
NSN 6610-01-387-7517
NSN 5999-01-327-8281
NSN 5905-01-649-4030
NSN 5996-00-247-3808
NSN 5855-01-413-8962
NSN 5910-00-299-7869
NSN 5930-00-361-4400
NSN 6685-00-812-9169
NSN 5920-00-243-9506
NSN 6220-01-416-6324