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 6220-00-433-9337
NSN 6130-01-535-5867
NSN 5835-00-315-3797
NSN 6650-01-181-6037
NSN 6105-01-227-4527
NSN 5945-01-467-1848
NSN 6135-01-472-9011
NSN 5855-01-028-8387
NSN 5975-00-963-7947
NSN 5935-01-297-8547
NSN 6150-01-526-9313
NSN 5960-01-495-0859