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 6620-01-344-4005
NSN 6240-00-084-0176
NSN 6110-01-212-4341
NSN 5930-00-660-7346
NSN 5925-01-502-8237
NSN 6645-00-413-0461
NSN 5905-01-445-6642
NSN 6220-00-460-9529
NSN 5855-00-167-7893
NSN 4140-01-202-8670
NSN 2925-01-604-8984
NSN 6105-01-069-6302