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 5920-01-451-4260
NSN 5990-01-380-7815
NSN 5925-01-372-6478
NSN 6240-00-408-9545
NSN 6685-00-900-4246
NSN 6150-01-113-6853
NSN 5999-00-121-9142
NSN 6645-00-130-8464
NSN 5920-00-257-2950
NSN 5930-01-042-4723
NSN 5895-01-137-2885
NSN 4140-00-004-2518