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 5998-01-661-0645
NSN 6320-00-845-3261
NSN 5965-00-985-4152
NSN 5965-01-586-3464
NSN 2925-01-224-1885
NSN 5915-01-463-2465
NSN 5920-00-144-8031
NSN 5915-01-283-8997
NSN 6320-01-150-5378
NSN 5910-01-312-9120
NSN 4140-01-165-4561
NSN 5915-01-287-1116