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 5920-01-113-9040
NSN 6220-01-020-6592
NSN 5895-01-656-2678
NSN 5920-00-918-1585
NSN 5905-01-362-6982
NSN 5985-00-020-2938
NSN 5999-01-020-7271
NSN 5990-01-380-7815
NSN 5975-01-605-1450
NSN 6650-00-228-8440
NSN 6650-01-266-5576
NSN 5990-00-813-9405