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 5835-01-595-4099
NSN 5975-01-555-7901
NSN 5960-01-442-9304
NSN 5999-00-781-7916
NSN 5925-00-941-4995
NSN 5895-01-573-6065
NSN 5915-01-160-7123
NSN 5835-01-528-7454
NSN 6220-00-255-1109
NSN 4140-01-534-9987
NSN 5950-00-914-6456
NSN 6645-00-902-9693