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 5920-00-471-2548
NSN 6135-01-364-0667
NSN 5930-01-547-9170
NSN 5920-00-244-7007
NSN 5945-00-883-0301
NSN 5999-00-266-3805
NSN 6135-01-472-9011
NSN 5925-00-096-5165
NSN 5998-00-453-2397
NSN 6145-01-500-5612
NSN 5998-01-476-7129
NSN 6620-01-562-8816