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 6240-00-235-5159
NSN 6610-01-417-3011
NSN 4140-01-475-3615
NSN 5985-00-069-4480
NSN 5960-01-536-9763
NSN 5945-01-138-7081
NSN 5925-01-167-5148
NSN 6105-01-474-5246
NSN 5965-00-906-1442
NSN 6650-01-477-9545
NSN 6110-01-261-4980
NSN 6685-01-230-7983