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 5905-00-528-1957
NSN 6110-01-122-2411
NSN 6220-01-160-4254
NSN 5910-01-624-2824
NSN 4140-01-066-7975
NSN 5925-01-577-4913
NSN 6105-01-632-6749
NSN 6220-01-456-3692
NSN 5945-01-212-7912
NSN 6610-01-056-7499
NSN 5895-01-070-4599
NSN 4140-01-567-2883