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 6320-00-845-3261
NSN 5855-00-237-4088
NSN 5835-01-442-6482
NSN 6320-01-643-0850
NSN 5998-01-522-9617
NSN 6110-00-293-6816
NSN 5950-00-536-7730
NSN 5930-01-369-1832
NSN 5935-01-056-9450
NSN 5996-01-658-7006
NSN 5999-01-202-8282
NSN 6110-01-615-0974