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 5920-01-006-2768
NSN 6650-01-499-5673
NSN 6685-01-061-5508
NSN 5990-00-503-4724
NSN 5920-01-167-8908
NSN 5990-01-310-0884
NSN 6110-00-719-7209
NSN 5998-01-313-6158
NSN 5950-01-278-9057
NSN 5915-01-064-7155
NSN 6610-01-495-0596
NSN 5920-00-246-5992