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 5915-01-431-8093
NSN 6320-01-181-9474
NSN 5930-00-950-5543
NSN 7035-00-513-9764
NSN 5999-00-170-6729
NSN 5990-01-126-5824
NSN 5990-00-060-7009
NSN 5915-01-461-8673
NSN 5965-01-252-3987
NSN 5930-01-535-4701
NSN 5960-00-267-9298
NSN 5855-01-053-9684