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 6320-01-504-3948
NSN 5960-00-691-6382
NSN 6320-00-107-5291
NSN 6105-01-283-4119
NSN 6650-01-204-5981
NSN 6220-01-557-0676
NSN 5855-00-928-1912
NSN 6650-00-816-6525
NSN 5855-01-125-9167
NSN 4140-00-660-8699
NSN 5895-01-044-5425
NSN 6650-01-615-0788