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 6620-01-441-7896
NSN 5855-00-361-0167
NSN 6105-01-542-5837
NSN 6650-00-647-1085
NSN 5835-01-370-4292
NSN 5905-01-510-3803
NSN 5945-01-400-5928
NSN 5910-01-180-3268
NSN 6320-01-072-2073
NSN 6610-01-271-6865
NSN 6240-01-174-8354
NSN 6620-01-446-7868