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 5996-00-222-6049
NSN 5905-01-305-5178
NSN 5960-00-060-9988
NSN 5835-01-279-9508
NSN 5905-01-256-4160
NSN 6105-01-627-9257
NSN 5835-00-445-5539
NSN 6110-01-604-8811
NSN 6130-01-214-8128
NSN 7035-01-063-8753
NSN 5998-01-097-7517
NSN 5999-00-278-5563