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 5920-01-073-8713
NSN 5835-01-485-0210
NSN 5935-01-252-6904
NSN 6240-01-522-4857
NSN 5990-00-140-4559
NSN 4140-00-356-1979
NSN 5925-01-245-4443
NSN 6320-00-116-3658
NSN 5905-01-584-1185
NSN 5985-01-432-3354
NSN 5945-01-265-0238
NSN 5985-01-368-5793