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 6240-01-376-8931
NSN 5975-01-554-7187
NSN 5945-01-104-6051
NSN 5990-00-784-1254
NSN 6105-01-341-9122
NSN 6320-00-149-7570
NSN 5915-01-385-0783
NSN 6610-00-466-3104
NSN 5990-00-600-6151
NSN 6685-01-414-8811
NSN 5905-01-223-0459
NSN 5930-01-258-1458