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 6220-01-044-5552
NSN 5990-01-426-7350
NSN 5998-01-536-3346
NSN 6620-01-507-2854
NSN 6320-00-994-0179
NSN 6130-01-254-7062
NSN 2925-01-281-4212
NSN 5990-00-226-7894
NSN 5998-00-541-8792
NSN 6220-00-390-1170
NSN 5996-00-126-6139
NSN 2925-01-063-7876