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 5910-01-302-3812
NSN 5915-00-317-6042
NSN 5965-01-463-2815
NSN 5915-01-436-9621
NSN 5905-00-521-4757
NSN 6320-01-578-6006
NSN 6240-01-121-0002
NSN 6220-01-578-6554
NSN 6135-00-497-0491
NSN 6650-00-256-9059
NSN 5965-00-035-4556
NSN 5915-01-459-8059