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 5835-00-092-1136
NSN 6685-01-185-3968
NSN 6240-00-274-4028
NSN 6145-00-528-6467
NSN 5925-01-394-6058
NSN 6105-01-202-7288
NSN 6105-01-219-0104
NSN 5960-00-584-4553
NSN 4140-01-159-8642
NSN 5920-00-633-0404
NSN 6110-01-422-1572
NSN 6105-00-860-7100