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 5930-01-451-3929
NSN 5895-00-039-7257
NSN 4140-01-272-8091
NSN 5920-01-241-0566
NSN 4140-01-123-9149
NSN 6105-01-254-2722
NSN 5990-00-938-4302
NSN 6650-01-257-7237
NSN 6320-01-371-3047
NSN 5925-01-169-6401
NSN 5950-01-116-9338
NSN 4140-01-466-9701