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 5905-01-283-4401
NSN 5930-00-830-6921
NSN 6685-01-577-3715
NSN 6320-01-370-4218
NSN 6220-01-326-0716
NSN 6220-01-417-2167
NSN 6150-01-400-4211
NSN 5895-01-248-6989
NSN 5975-01-409-2948
NSN 5945-01-382-4911
NSN 6110-00-314-0377
NSN 5960-01-013-9346