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 5975-00-943-6766
NSN 5998-01-463-9736
NSN 5920-01-125-4356
NSN 5990-01-658-9964
NSN 5910-00-964-9981
NSN 5950-00-276-8584
NSN 5950-00-115-8484
NSN 6320-01-160-7757
NSN 6150-01-027-7067
NSN 5915-01-658-2788
NSN 5975-01-577-9762
NSN 6240-01-164-5019