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 6320-01-088-1109
NSN 6620-01-160-3475
NSN 5920-01-250-2502
NSN 6620-01-509-5674
NSN 6135-01-255-4786
NSN 2925-01-097-0903
NSN 5895-01-129-2131
NSN 6610-01-510-2302
NSN 5985-00-297-7526
NSN 5930-01-495-0806
NSN 5855-01-279-9938
NSN 6240-01-446-7851