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 4140-01-243-5817
NSN 6145-00-542-7980
NSN 2925-01-226-6126
NSN 6145-00-753-2264
NSN 5945-01-366-3123
NSN 5999-01-250-7375
NSN 5935-01-527-4010
NSN 6620-00-190-8109
NSN 5910-00-703-2390
NSN 6645-01-441-0937
NSN 7035-01-555-8793
NSN 5975-01-399-8564