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 5930-01-367-5597
NSN 6320-01-270-1419
NSN 6105-01-555-7874
NSN 6220-01-123-1353
NSN 5935-01-421-1802
NSN 6145-01-607-6165
NSN 7035-01-565-7413
NSN 6220-01-626-1074
NSN 5915-01-145-6071
NSN 6320-00-882-7061
NSN 6135-00-377-9165
NSN 5960-01-487-6436