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 5960-01-359-6630
NSN 5960-00-306-4177
NSN 6220-01-417-1446
NSN 5910-01-377-5761
NSN 5965-01-654-1685
NSN 7035-00-142-9076
NSN 5945-01-122-9244
NSN 6685-00-248-7716
NSN 6220-01-357-7675
NSN 5915-00-111-1905
NSN 5950-01-255-1879
NSN 2925-01-048-8464