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 6135-01-122-4448
NSN 5835-00-491-3834
NSN 7035-01-449-1189
NSN 5855-00-237-4088
NSN 4140-01-537-6483
NSN 5930-00-978-4799
NSN 5915-01-111-5450
NSN 5920-00-004-6372
NSN 5835-01-502-9228
NSN 6610-00-935-7131
NSN 5920-00-681-1172
NSN 6110-01-280-5390