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 5950-00-281-2389
NSN 6110-01-602-8261
NSN 5920-01-275-2260
NSN 5915-00-772-1228
NSN 5855-01-492-8248
NSN 5945-01-484-1869
NSN 6320-01-021-6633
NSN 6110-01-406-8927
NSN 5985-00-165-2411
NSN 2925-01-224-1885
NSN 5950-00-481-4030
NSN 6620-01-157-0759