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 6320-01-072-2073
NSN 6240-01-525-6585
NSN 6650-01-192-9075
NSN 5835-00-284-0882
NSN 6320-00-557-3079
NSN 5999-01-434-8221
NSN 5855-01-380-2896
NSN 5990-00-118-8953
NSN 2925-01-182-0225
NSN 6620-00-167-3825
NSN 5990-00-932-3070
NSN 6105-01-594-9105