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 6110-01-285-1934
NSN 6320-01-230-8444
NSN 5999-01-100-2586
NSN 5905-01-530-6429
NSN 6145-00-184-6171
NSN 5905-00-592-8084
NSN 2925-00-101-7972
NSN 5999-01-063-9948
NSN 6145-01-121-2843
NSN 2925-01-359-4027
NSN 7035-01-005-2426
NSN 6610-00-518-4919