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 4140-01-444-3945
NSN 6685-01-400-2945
NSN 5965-00-089-8308
NSN 6610-01-035-1252
NSN 5945-01-367-4624
NSN 5910-01-089-6671
NSN 5895-01-509-4208
NSN 6610-01-106-1783
NSN 6150-01-222-0527
NSN 5996-01-063-0158
NSN 5990-01-215-0590
NSN 6145-01-132-4136