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 6645-01-487-4341
NSN 5960-01-020-6316
NSN 5855-00-885-8452
NSN 4140-01-147-2164
NSN 5910-00-702-9768
NSN 5998-01-003-7136
NSN 5950-01-558-6135
NSN 5999-00-045-9446
NSN 5975-00-826-6648
NSN 6240-01-053-0666
NSN 5999-00-248-8939
NSN 6130-01-151-8578