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 6240-01-320-1308
NSN 5950-00-873-8197
NSN 6220-01-556-6330
NSN 5985-01-322-5537
NSN 2925-01-541-5031
NSN 4140-01-234-5717
NSN 6135-01-106-7740
NSN 6145-01-242-1938
NSN 5925-00-837-0149
NSN 5905-01-426-8975
NSN 7035-01-226-2545
NSN 6620-00-708-2688