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 5910-00-552-1983
NSN 6240-00-589-4515
NSN 4140-01-166-8505
NSN 6105-01-309-2423
NSN 5975-01-104-1839
NSN 6105-00-965-5274
NSN 6645-01-093-5015
NSN 5999-01-076-4669
NSN 5990-01-453-3552
NSN 5990-01-106-7459
NSN 5925-01-501-6074
NSN 4140-01-454-7856