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 6620-00-003-2020
NSN 5985-00-936-8935
NSN 5996-01-207-2724
NSN 5835-01-130-8258
NSN 5990-01-426-7350
NSN 6620-01-629-3210
NSN 5950-01-594-3131
NSN 4140-00-012-3506
NSN 5855-01-599-5491
NSN 6240-01-327-4120
NSN 5965-01-434-4095
NSN 5985-01-065-2406