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 5996-00-230-5550
NSN 6110-00-230-9180
NSN 5985-00-477-1447
NSN 6610-01-353-9326
NSN 5990-01-048-1056
NSN 5975-00-010-9338
NSN 6685-00-008-7979
NSN 5996-00-009-9343
NSN 5835-00-025-9951
NSN 5975-00-116-3874
NSN 5975-00-462-2911
NSN 6240-01-482-8243