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 6685-01-434-2662
NSN 6610-01-141-2994
NSN 5925-00-391-6987
NSN 5925-01-207-8542
NSN 6320-01-607-1491
NSN 5998-01-630-5833
NSN 5925-01-095-1995
NSN 6150-01-562-1155
NSN 6130-00-635-9853
NSN 5920-01-189-2354
NSN 5935-01-374-5515
NSN 5960-01-380-9692