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 6220-01-443-5007
NSN 5915-01-328-5854
NSN 5990-01-147-5225
NSN 5925-01-150-8127
NSN 5985-01-437-9733
NSN 5915-01-633-0799
NSN 5950-01-575-3794
NSN 6320-01-631-7828
NSN 5855-01-156-0417
NSN 5895-00-936-6987
NSN 6610-00-647-3830
NSN 5998-00-513-2743