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 6220-01-461-2910
NSN 5835-00-807-5632
NSN 5950-01-463-7780
NSN 5905-00-964-4917
NSN 2925-00-875-9776
NSN 5920-01-655-4019
NSN 2925-01-633-4048
NSN 5925-01-210-1678
NSN 5950-01-055-6966
NSN 6320-00-731-6134
NSN 6135-00-405-1989
NSN 6110-01-602-9353