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 5895-01-515-0643
NSN 6240-01-441-8368
NSN 2925-00-265-7539
NSN 5920-01-361-2112
NSN 4140-01-354-1228
NSN 6685-00-316-2601
NSN 5910-00-161-0639
NSN 5930-00-051-4448
NSN 6620-01-213-8772
NSN 5925-00-826-8813
NSN 6620-01-265-0632
NSN 7035-01-518-9610