50 durometer hardness rating
A metallic product of ferrous or nonferrous material. It is produced as a solid section in straight lengths or short barlike forms of cored or solid cross section. It may be round, square, hexagon, oval, half-oval, or half-round shape whose width, diameter, or distance between parallel faces is 3/8 inch or 10.0mm or greater. Rectangular shape cross-sectional dimensions are limited to those established in appendix c, fiig a131. It is round to a maximum diameter of 24 inches or 610.0mm. For a rectangular shape less than 3/32 inch or 2.5mm thickness, see wire (1), nonelectrical.
NSN 5990-01-251-2296
NSN 6150-00-350-9180
NSN 5910-00-446-1957
NSN 6145-01-120-5198
NSN 6645-01-258-4314
NSN 5999-00-936-7268
NSN 5855-01-485-3429
NSN 5895-00-102-4710
NSN 6110-00-669-6726
NSN 5910-01-062-0518
NSN 5935-00-737-1268
NSN 6650-00-726-4242