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 5920-01-323-7645
NSN 4140-00-419-0631
NSN 5855-00-256-5562
NSN 6110-00-104-8009
NSN 5999-01-113-8734
NSN 5935-01-030-6286
NSN 5945-00-942-7653
NSN 5990-01-649-0635
NSN 5996-01-602-6953
NSN 5996-01-411-6195
NSN 6645-01-408-4576
NSN 5895-00-276-7916