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 5990-00-226-1152
NSN 5835-01-442-6482
NSN 5910-01-314-7702
NSN 5920-01-500-5858
NSN 5905-00-827-0728
NSN 5935-00-114-7285
NSN 5945-01-558-2240
NSN 5999-01-322-2690
NSN 5905-01-278-9000
NSN 5985-01-621-5426
NSN 6620-00-212-6921
NSN 6645-01-416-3749