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 6645-01-288-7992
NSN 5999-01-064-5077
NSN 5835-00-647-2104
NSN 5855-01-472-2302
NSN 5945-01-057-5555
NSN 5895-01-581-0705
NSN 6685-01-514-8655
NSN 6320-00-731-6134
NSN 6150-00-253-3796
NSN 5998-01-581-1774
NSN 5975-01-219-4886
NSN 5950-00-212-7827