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 5960-01-114-0197
NSN 6145-01-385-5189
NSN 6610-00-419-0315
NSN 7035-00-585-2113
NSN 5855-01-392-3734
NSN 6240-01-125-2060
NSN 5985-00-528-1902
NSN 5855-01-533-7051
NSN 6240-00-063-6392
NSN 5935-01-160-7527
NSN 5998-01-594-7203
NSN 5920-01-361-8835