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 5935-01-275-1991
NSN 5905-01-063-5413
NSN 6610-00-764-6627
NSN 5835-00-378-1429
NSN 5996-00-081-2564
NSN 5996-01-067-6730
NSN 5960-01-512-0233
NSN 5925-01-294-6662
NSN 6130-01-425-0976
NSN 6130-01-499-5533
NSN 6685-00-111-1123
NSN 5925-00-972-3000