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 4140-01-052-5221
NSN 5935-01-493-7691
NSN 5905-01-079-7466
NSN 5950-01-615-0157
NSN 5985-01-614-0620
NSN 5925-01-319-9625
NSN 4140-01-105-3036
NSN 2925-00-909-2596
NSN 6645-00-863-9695
NSN 4140-01-252-4392
NSN 5835-01-442-6482
NSN 5990-01-564-9532