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 5990-01-223-4711
NSN 6645-01-142-6167
NSN 6130-01-434-0450
NSN 6610-01-633-8931
NSN 5905-01-604-0709
NSN 5950-00-081-8538
NSN 5999-01-289-0885
NSN 5925-00-280-2273
NSN
NSN 6610-01-517-6425
NSN 5935-01-252-1699
NSN 5930-01-051-6071