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 6685-01-398-1097
NSN 6650-01-406-4451
NSN 5835-01-300-4226
NSN 6145-00-236-3226
NSN 5990-01-430-3152
NSN 5985-01-410-7826
NSN 6135-01-154-3526
NSN 6240-00-270-8182
NSN 5855-00-763-2155
NSN 5855-01-462-5150
NSN 6650-01-076-5232
NSN 4140-01-126-3769