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 5855-01-353-3958
NSN 5975-01-312-6733
NSN 2925-01-442-7812
NSN 6650-00-759-4047
NSN 2925-00-890-9837
NSN 5999-01-477-9201
NSN 6130-01-280-0590
NSN 5990-01-327-1558
NSN 6135-00-577-8429
NSN 6620-01-035-3889
NSN 5920-00-225-8893
NSN 5835-01-135-2601