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 5910-01-137-8956
NSN 5990-01-578-5382
NSN 6240-01-296-3975
NSN 5998-01-087-9810
NSN 5895-00-880-1390
NSN 5999-00-825-2562
NSN 5835-01-209-6410
NSN 5945-01-297-5990
NSN 5996-00-763-6245
NSN 6130-01-420-5519
NSN 5920-01-106-9018
NSN 2925-00-139-8309