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 6150-01-346-5349
NSN 5945-01-014-4114
NSN 5920-01-534-6495
NSN 5835-01-416-6455
NSN 6240-01-055-9696
NSN 6645-00-664-4665
NSN 6135-01-050-3194
NSN 6610-00-229-6742
NSN 5945-01-106-3893
NSN 6620-01-463-1373
NSN 5965-00-387-6880
NSN 6620-01-521-0580