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 6240-00-141-6143
NSN 6220-01-239-5532
NSN 6620-00-816-9755
NSN 5905-01-054-3393
NSN 5990-01-074-6549
NSN 5915-01-025-8389
NSN 2925-01-334-7122
NSN 6645-01-618-1983
NSN 5990-00-681-1675
NSN 5855-01-601-8145
NSN 6685-00-470-8651
NSN 5935-01-287-7795