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 6685-00-758-1162
NSN 5998-00-090-3561
NSN 5835-01-182-1966
NSN 6685-00-269-6444
NSN 6135-00-505-0679
NSN 5905-01-371-8450
NSN 6650-01-100-6560
NSN 5998-00-409-5798
NSN 6320-01-365-2701
NSN 5910-01-202-1769
NSN 2925-01-308-6220
NSN 5920-00-946-9147