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 4140-01-381-7286
NSN 6145-00-146-2932
NSN 5985-01-336-3483
NSN 5999-01-407-4558
NSN 4140-01-106-1639
NSN 4140-00-222-2186
NSN 6150-00-812-1313
NSN 5855-00-051-2792
NSN 6105-01-024-2927
NSN 5990-01-368-9117
NSN 6105-01-519-8003
NSN 5905-01-311-5304