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 6145-00-199-8066
NSN 6610-00-837-3012
NSN 5905-00-218-1237
NSN 6150-01-411-8598
NSN 5915-00-754-4898
NSN 4140-00-837-2658
NSN 6105-01-322-7653
NSN 6685-01-148-5834
NSN 6320-01-323-7565
NSN 5835-01-238-3381
NSN 5935-01-604-6299
NSN 5895-01-112-6380