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 5945-01-096-2079
NSN 6220-00-402-2406
NSN 6320-01-359-3921
NSN 6130-01-187-9931
NSN 5975-01-250-2940
NSN 5930-00-304-1854
NSN 6130-00-265-1765
NSN 5998-00-422-3330
NSN 6150-01-185-0665
NSN 5996-01-586-9111
NSN 6685-01-194-2560
NSN 5945-01-541-4827