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 5835-01-190-5192
NSN 6135-01-650-6529
NSN 5985-01-136-6654
NSN 5920-00-501-3965
NSN 2925-01-454-2046
NSN 6150-01-552-9828
NSN 4140-01-503-8655
NSN 5905-00-834-2206
NSN 6320-00-701-0437
NSN 5950-01-049-9278
NSN 6650-00-122-9452
NSN 2925-00-511-0325