Rubber, astm d1056-78, type r, class re43 e2
An elastic material of a cellular structure having smooth, crepe, or porous surface. It is produced in various thicknesses. Sheets are limited to widths greater than 6 inches (152.4 mm). It may or may not have a nonrubber backing.
Classification: Plates, sheets and strip of vulcanized rubber, except hard rubber, of cellular rubber
NSN 5835-00-245-9453
NSN 5935-01-115-4336
NSN 5925-01-475-0529
NSN 6150-00-477-5174
NSN 2925-00-862-8550
NSN 6135-01-400-2947
NSN 7035-01-364-0286
NSN 5985-00-145-9720
NSN 6240-01-299-2335
NSN 5895-01-225-5668
NSN 6685-01-613-2829
NSN 6145-01-195-0332