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 5985-00-712-4022
NSN 5920-01-189-0115
NSN 5985-01-311-3025
NSN 5935-01-040-7840
NSN 5920-00-227-6586
NSN 5990-01-129-7701
NSN 6135-01-572-3296
NSN 5965-01-288-0721
NSN 7035-01-063-8753
NSN 6620-00-646-9474
NSN 5996-01-578-6955
NSN 6610-01-071-7958