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 5945-01-206-4520
NSN 4140-00-927-4328
NSN 5985-00-217-1624
NSN 5930-01-292-8013
NSN 6650-01-078-3184
NSN 5915-00-805-9250
NSN 5910-00-462-5786
NSN 6645-00-126-0286
NSN 5965-01-561-2918
NSN 6240-01-321-5168
NSN 5935-01-267-8940
NSN 6620-00-959-6614