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.
NSN 5950-00-843-0939
NSN 5960-01-386-5770
NSN 5985-01-543-4306
NSN 6320-01-227-2648
NSN 6240-00-972-9098
NSN 5935-01-384-4476
NSN 4140-00-967-4701
NSN 5985-01-483-0412
NSN 5950-01-660-7639
NSN 5915-00-161-9336
NSN 6650-00-904-9485
NSN 7035-00-727-4068