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 5835-01-555-8963
NSN 5960-01-560-8461
NSN 5975-01-244-6727
NSN 6610-00-639-3615
NSN 6650-01-387-9381
NSN 5915-01-042-6781
NSN 6650-01-432-1830
NSN 5965-01-289-3509
NSN 6135-01-540-2403
NSN 6645-01-609-7365
NSN 5905-00-816-4249
NSN 6105-00-456-0920