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 6320-01-365-2701
NSN 6150-01-343-2877
NSN 6135-00-168-3876
NSN 5996-01-426-6713
NSN 5920-01-644-9148
NSN 5855-01-147-4785
NSN 5910-01-033-6396
NSN 6130-00-473-6132
NSN 6620-00-269-5168
NSN 6135-01-382-0267
NSN 5915-01-261-7839
NSN 5950-01-534-2244