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 6610-01-608-2899
NSN 5999-01-029-6701
NSN 5855-01-068-3683
NSN 5985-01-179-5150
NSN 5905-01-288-4116
NSN 6240-00-891-8586
NSN 5905-01-158-7174
NSN 6610-01-009-7760
NSN 5945-00-262-6042
NSN 4140-01-301-4651
NSN 5930-01-045-1568
NSN 6145-00-332-4988