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 5950-01-512-2232
NSN 6220-01-090-4789
NSN 6610-01-643-2315
NSN 5996-01-384-7431
NSN 6620-00-375-0393
NSN 7035-01-005-0694
NSN 6650-00-023-5054
NSN 6685-01-142-0943
NSN 6135-01-659-5393
NSN 5915-01-027-0800
NSN 5985-01-429-0876
NSN 6240-00-526-0243