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 5998-00-716-7638
NSN 5935-00-771-2262
NSN 6130-01-294-7000
NSN 5835-01-013-9321
NSN 5835-01-397-8801
NSN 5895-01-376-9861
NSN 6610-01-108-8914
NSN 5915-00-462-3748
NSN 5965-01-445-3564
NSN 6320-01-552-8721
NSN 6610-01-536-4056
NSN 6240-01-113-2396