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 2925-00-066-9700
NSN 5960-00-579-0298
NSN 5985-01-433-2137
NSN 7035-01-649-4042
NSN 6620-00-010-8190
NSN 6685-00-600-3808
NSN 4140-00-419-0631
NSN 6135-00-865-4653
NSN 5905-01-156-1517
NSN 5985-00-902-8771
NSN 5965-00-417-8182
NSN 2925-01-032-3814