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 5975-01-254-2851
NSN 5905-01-039-8979
NSN 6220-01-481-3827
NSN 5965-00-823-8623
NSN 5985-01-005-0370
NSN 6240-01-238-2526
NSN 5905-01-582-6043
NSN 5950-00-990-8797
NSN 5985-00-959-7190
NSN 5930-01-361-4335
NSN 5915-01-429-0007
NSN 6110-00-189-7489