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 5945-00-636-9934
NSN 5965-00-762-0630
NSN 5915-01-083-7464
NSN 6135-01-168-2944
NSN 5835-00-137-7945
NSN 6610-01-645-7515
NSN 5990-01-360-2900
NSN 6610-00-099-4096
NSN 5965-01-184-2477
NSN 5985-00-263-2469
NSN 6240-00-476-1228
NSN 5935-01-302-6042