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 5930-01-365-4342
NSN 5910-01-138-8482
NSN 5998-00-937-3866
NSN 5999-00-811-7885
NSN 5925-01-095-1995
NSN 4140-00-299-0595
NSN 5996-01-179-2681
NSN 5915-01-281-8559
NSN 5930-00-833-9808
NSN 5915-01-024-8200
NSN 6110-01-614-6951
NSN 5990-00-652-5452