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 5975-01-646-7784
NSN 5985-01-210-5109
NSN 5935-01-212-3883
NSN 5905-01-621-6073
NSN 6620-00-718-6525
NSN 6240-01-082-2902
NSN 5965-00-408-5501
NSN 4140-01-416-7453
NSN 5998-01-458-2341
NSN 5965-01-143-9577
NSN 5999-00-236-8995
NSN 6650-00-610-3956