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 5835-01-034-1255
NSN 5925-01-564-2154
NSN 5920-00-854-4931
NSN 5990-00-318-2592
NSN 6105-00-233-7312
NSN 5920-01-341-3941
NSN 6135-01-184-0727
NSN 6145-01-293-5463
NSN 6130-00-912-4190
NSN 6320-01-447-3459
NSN 5935-01-159-8012
NSN 4140-01-313-2455