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 6620-01-391-1920
NSN 7035-01-630-3552
NSN 5910-01-428-9463
NSN 5960-01-219-0524
NSN 5999-01-615-6633
NSN 6320-01-220-2264
NSN 5910-00-039-9074
NSN 5990-01-476-9956
NSN 5910-00-936-6537
NSN 6685-01-214-4626
NSN 6620-01-167-0881
NSN 6130-01-569-4054