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 6240-00-887-8103
NSN 6320-01-296-3181
NSN 6240-01-444-2227
NSN 6145-01-077-1543
NSN 5905-01-193-9961
NSN 5999-00-412-9224
NSN 5999-01-101-1479
NSN 5855-01-205-7030
NSN 5835-00-419-0575
NSN 5855-01-067-8841
NSN 5965-01-043-5295
NSN 4140-01-426-8428