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 5965-01-301-2553
NSN 6105-01-315-8558
NSN 6620-00-278-7313
NSN 5855-01-398-9548
NSN 5965-00-594-3115
NSN 5999-00-926-3144
NSN 5835-01-378-6804
NSN 5915-01-060-8150
NSN 4140-00-683-9070
NSN 6240-00-125-9197
NSN 6105-01-334-8777
NSN 5950-01-429-9726