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 6620-01-352-5640
NSN 6620-01-070-2215
NSN 6130-01-380-9799
NSN 5996-00-415-1556
NSN 5920-00-555-1877
NSN 5985-01-275-5870
NSN 5910-01-481-3658
NSN 6105-01-015-9006
NSN 5985-01-514-5121
NSN 4140-01-291-7445
NSN 5996-01-268-3404
NSN 6610-01-653-8859