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 2925-01-439-4451
NSN 4140-00-016-2615
NSN 6240-00-368-8541
NSN 5945-01-419-6187
NSN 6610-01-524-0636
NSN 5930-01-473-7490
NSN 5930-00-629-6660
NSN 5965-00-113-9748
NSN 7035-01-359-7460
NSN 5950-01-571-0228
NSN 5925-01-025-7008
NSN 5930-01-538-4759