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 5960-00-665-5180
NSN 5990-01-030-5206
NSN 5855-00-004-0904
NSN 6220-00-070-6062
NSN 5950-00-283-4491
NSN 5960-01-199-1157
NSN 5855-01-634-0259
NSN 6620-01-026-3546
NSN 5945-01-113-7250
NSN 6685-00-446-9552
NSN 6620-00-909-3984
NSN 6320-01-652-3806