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 6650-00-091-6989
NSN 6130-01-561-6809
NSN 6610-01-369-7306
NSN 5930-01-509-9378
NSN 5965-01-552-6197
NSN 5895-01-338-3032
NSN 4140-01-378-9202
NSN 5965-00-864-8046
NSN 6620-01-369-5876
NSN 5835-00-247-0161
NSN 6320-01-539-0994
NSN 6645-00-975-6941