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 5930-01-255-8688
NSN 6130-01-485-3287
NSN 5999-01-011-5995
NSN 6130-01-535-0430
NSN 6110-01-407-5188
NSN 6320-01-371-3047
NSN 5930-01-481-3071
NSN 5925-01-460-2078
NSN 5945-00-819-1131
NSN 6135-00-968-8594
NSN 5935-01-598-9762
NSN 6145-01-204-9158