Commercial
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 6130-01-075-0689
NSN 5920-01-181-5248
NSN 6320-01-084-8821
NSN 5945-00-474-2186
NSN 5935-01-534-3835
NSN 6610-00-199-5357
NSN 6685-00-684-7891
NSN 5930-01-025-2560
NSN 6620-01-583-2779
NSN 5915-00-278-5561
NSN 7035-00-834-2090
NSN 4140-01-511-0286