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 4140-01-243-5817
NSN 5975-00-452-1197
NSN 4140-01-025-4911
NSN 5910-00-483-0565
NSN 5905-01-410-7436
NSN 5950-01-562-6727
NSN 6610-00-377-7956
NSN 5895-01-204-2726
NSN 5999-01-608-3908
NSN 6610-01-167-8747
NSN 7035-01-042-5308
NSN 6145-01-540-7751