Identical to 5331-00-958-1236 except for hardness rating
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5920-01-044-9021
NSN 6135-01-142-6456
NSN 5915-00-085-8118
NSN 6150-01-446-6681
NSN 6610-01-210-4306
NSN 6110-01-349-3302
NSN 2925-01-183-2897
NSN 7035-01-263-3399
NSN 5930-00-504-4017
NSN 6110-01-091-9703
NSN 6135-01-036-3495
NSN 5935-01-339-8138