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 5950-00-278-1201
NSN 5945-00-079-0884
NSN 6610-01-489-0071
NSN 2925-01-649-7543
NSN 5935-01-519-8032
NSN 6135-01-471-4315
NSN 6620-00-643-1402
NSN 5985-00-168-4329
NSN 5905-01-477-9090
NSN 4140-00-458-3327
NSN 6620-00-233-6839
NSN 5999-01-176-0052