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 5990-01-316-0989
NSN 5990-01-110-4841
NSN 5945-00-985-4440
NSN 5920-01-118-0309
NSN 5910-00-058-3854
NSN 6650-01-624-9222
NSN 5999-01-346-9952
NSN 5975-00-099-9312
NSN 5950-01-229-8718
NSN 6110-00-858-1948
NSN 6145-01-469-5326
NSN 6645-01-593-1679