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 6685-00-659-7831
NSN 5930-01-382-6331
NSN 5985-00-968-6381
NSN 5990-01-582-1977
NSN 6685-01-242-1030
NSN 5990-01-620-8768
NSN 6130-00-273-1111
NSN 5945-01-561-3314
NSN 5998-01-088-3199
NSN 6220-01-443-1213
NSN 2925-00-240-4483
NSN 5960-01-289-9733