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 5965-01-513-9978
NSN 6645-01-523-0812
NSN 5985-01-441-7390
NSN 5935-00-212-7920
NSN 5999-01-220-8629
NSN 6685-00-270-8070
NSN 5999-00-257-6452
NSN 5915-00-500-9540
NSN 5835-01-363-4527
NSN 6320-01-072-2073
NSN 7035-00-200-5162
NSN 6620-00-900-3986