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 5950-00-739-7703
NSN 5925-01-093-5961
NSN 5998-00-469-7361
NSN 6650-01-500-9638
NSN 6220-01-649-3542
NSN 4140-01-478-2409
NSN 6620-01-268-9693
NSN 2925-01-271-8727
NSN 2925-00-041-0439
NSN 5935-01-341-5662
NSN 5960-01-564-5044
NSN 6610-00-065-7278