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 5920-01-431-8683
NSN 6620-01-367-2597
NSN 7035-01-016-4587
NSN 5998-00-223-3032
NSN 6685-01-174-7345
NSN 5915-01-508-4199
NSN 6110-00-891-9917
NSN 5985-01-439-6794
NSN 6135-01-059-4055
NSN 5998-01-360-0337
NSN 5945-00-443-5828
NSN 5975-00-758-2109