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 5855-00-489-6754
NSN 6130-01-100-3285
NSN 6135-01-185-3614
NSN 5999-00-729-1628
NSN 7035-01-088-6415
NSN 6650-01-187-5937
NSN 6130-01-548-3066
NSN 6150-00-940-1957
NSN 6610-00-951-4451
NSN 5999-01-408-8723
NSN 5950-00-426-4824
NSN 4140-01-441-2339