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 2925-01-305-1370
NSN 2925-01-535-7235
NSN 6130-01-492-5841
NSN 5915-00-738-2695
NSN 5990-00-491-8628
NSN 5975-00-417-3321
NSN 5990-00-660-8885
NSN 5855-01-438-4588
NSN 6220-01-309-1803
NSN 6620-01-582-2046
NSN 6645-00-442-0475
NSN 5835-01-276-4621