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 6220-00-025-0543
NSN 6610-01-618-2158
NSN 6220-01-328-7523
NSN 5915-01-597-5817
NSN 6135-01-100-3593
NSN 5935-01-301-6904
NSN 5915-00-422-0538
NSN 5930-00-442-4262
NSN 6105-01-011-0697
NSN 6220-00-383-9402
NSN 6610-01-532-8734
NSN 6610-00-449-2703