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 5985-01-259-2701
NSN 5895-01-288-0753
NSN 2925-01-106-3552
NSN 5975-00-842-5274
NSN 6240-01-040-2794
NSN 7035-01-287-9817
NSN 6610-01-222-2558
NSN 5930-01-451-1275
NSN 5920-01-092-6839
NSN 6685-00-575-4647
NSN 6610-01-245-8015
NSN 6130-01-351-5436