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 5960-01-252-8821
NSN 6645-00-658-7838
NSN 5905-01-109-9676
NSN 5985-00-891-3713
NSN 5935-00-719-5665
NSN 6620-00-959-6614
NSN 5855-01-100-3272
NSN 5930-00-734-6138
NSN 6650-01-481-0669
NSN 6110-01-465-2800
NSN 6645-00-888-5820
NSN 5990-01-131-2008