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 4140-01-394-5304
NSN 5965-00-861-6033
NSN 6150-01-215-7951
NSN 5905-01-277-8045
NSN 6620-00-449-1973
NSN 6220-00-782-2058
NSN 5998-01-586-0668
NSN 6620-00-088-8795
NSN 6645-01-106-4303
NSN 2925-01-049-8906
NSN 6645-00-168-0781
NSN 6320-00-853-1920