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 5895-01-616-4732
NSN 4140-01-031-6391
NSN 6620-01-032-3937
NSN 6320-01-470-6826
NSN 5925-01-010-5349
NSN 6105-01-394-1341
NSN 6130-00-113-4558
NSN 6240-01-120-7594
NSN 5930-01-357-7069
NSN 5905-00-082-1479
NSN 6685-01-411-9188
NSN 5965-00-246-5612