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 6150-01-326-2444
NSN 6650-00-525-3446
NSN 5905-00-833-8357
NSN 6240-01-587-4795
NSN 6130-01-227-2115
NSN 5895-01-508-3954
NSN 6620-01-248-0358
NSN 5945-01-067-4340
NSN 5905-00-993-0978
NSN 6620-01-253-0374
NSN 5985-01-288-0623
NSN 5965-00-289-6280