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 4140-01-338-2154
NSN 6610-01-212-9817
NSN 5935-01-266-4640
NSN 5950-01-659-0461
NSN 5910-01-265-0816
NSN 4140-01-256-6201
NSN 5835-01-657-0245
NSN 6220-01-033-2082
NSN 6220-01-612-2461
NSN 6620-01-462-5196
NSN 6620-01-231-9731
NSN 2925-00-831-7024