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 6145-01-303-4821
NSN 6150-01-221-9164
NSN 6240-01-581-4004
NSN 5999-01-053-0668
NSN 5855-01-234-3376
NSN 5910-01-048-4679
NSN 5996-00-905-1070
NSN 2925-01-097-0903
NSN 5915-00-100-5239
NSN 6220-00-105-4891
NSN 6645-00-200-2324
NSN 5960-00-839-1529