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 6320-01-090-8296
NSN 5965-00-822-0781
NSN 5990-00-456-8793
NSN 4140-00-063-6417
NSN 5855-01-433-2220
NSN 5965-00-242-6560
NSN 6620-01-330-8802
NSN 6135-01-231-0444
NSN 5835-01-545-2629
NSN 5945-00-553-9963
NSN 5855-01-607-2990
NSN 2925-00-881-3770