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 5950-01-437-4880
NSN 5998-00-707-5781
NSN 6150-00-091-9101
NSN 6110-00-551-8321
NSN 6610-01-353-4883
NSN 6685-01-444-5991
NSN 5910-01-492-3110
NSN 5960-01-227-5245
NSN 5935-01-011-1923
NSN 5910-00-509-5843
NSN 5999-01-534-7592
NSN 4140-00-155-8012