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 5950-01-449-6356
NSN 6135-01-205-5965
NSN 6240-01-062-9144
NSN 6620-01-111-5847
NSN 4140-01-571-7913
NSN 5925-00-519-0631
NSN 6130-00-912-4190
NSN 5925-01-044-4880
NSN 5999-01-351-6368
NSN 6620-00-500-0041
NSN 6105-00-475-5366
NSN 6620-00-948-6751