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 5925-00-116-4888
NSN 6150-01-230-0344
NSN 5935-00-785-1687
NSN 5910-00-900-3926
NSN 5930-00-852-9543
NSN 5945-01-622-5111
NSN 5905-00-243-8073
NSN 2925-00-973-9413
NSN 6610-00-230-4949
NSN 6650-01-260-8690
NSN 6130-00-718-0860
NSN 6650-01-446-8752