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 6620-00-520-1909
NSN 5999-00-306-4691
NSN 6145-00-089-6945
NSN 2925-01-076-5219
NSN 5915-01-646-6233
NSN 6220-00-939-1429
NSN 6240-01-443-0519
NSN 6150-00-995-6589
NSN 6620-01-444-7053
NSN 5895-00-850-8838
NSN 6320-01-125-3361
NSN 6105-00-556-0477