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 5998-01-228-8781
NSN 6145-00-350-6657
NSN 6135-00-613-1068
NSN 5935-01-443-8336
NSN 5975-01-380-7175
NSN 5935-00-057-9671
NSN 5945-01-026-7730
NSN 5930-01-370-5868
NSN 5910-01-525-8184
NSN 6320-01-278-9832
NSN 5915-01-183-1841
NSN 5855-01-483-2774