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 4140-00-916-2771
NSN 2925-00-278-9468
NSN 6320-01-462-3555
NSN 5996-01-141-6916
NSN 6145-01-462-1120
NSN 5985-01-419-4619
NSN 5990-01-074-6549
NSN 5996-01-646-9645
NSN 6610-01-437-2506
NSN 5910-01-047-7083
NSN 5910-01-010-2911
NSN 5895-01-444-4133