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 6645-01-451-1295
NSN 6110-00-300-1876
NSN 6620-01-416-1757
NSN 5985-01-575-2507
NSN 6135-00-078-9931
NSN 5930-00-353-2105
NSN 5985-00-008-8384
NSN 5895-01-457-8601
NSN 4140-00-767-1048
NSN 5895-00-766-1653
NSN 6685-01-232-7680
NSN 6145-01-462-6972