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 5985-01-303-6107
NSN 5835-01-581-9433
NSN 6650-00-489-8108
NSN 5910-01-379-5066
NSN 6150-01-172-0078
NSN 6620-01-107-2965
NSN 2925-01-421-0068
NSN 5915-01-207-0868
NSN 6220-01-472-2537
NSN 7035-01-507-2590
NSN 5935-01-544-4398
NSN 5935-01-302-1667