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 5915-01-311-9271
NSN 6685-01-068-6514
NSN 5920-00-515-3617
NSN 6135-01-142-2417
NSN 5855-01-297-7847
NSN 5935-00-541-6481
NSN 5965-01-051-3727
NSN 5985-00-495-0739
NSN 5855-00-149-0766
NSN 5835-01-345-0814
NSN 5998-01-068-2407
NSN 6145-00-257-6820