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 5920-01-286-1891
NSN 5930-00-013-9664
NSN 2925-01-301-1727
NSN 6645-01-400-2119
NSN 6105-01-186-1695
NSN 6620-01-112-6440
NSN 5975-01-401-5355
NSN 5855-00-149-0766
NSN 6685-01-335-6871
NSN 5996-00-382-9296
NSN 5835-00-013-9271
NSN 5920-01-442-0732