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 6320-01-213-3974
NSN 5920-01-409-2830
NSN 6150-01-472-8601
NSN 5985-01-251-2735
NSN 5915-01-196-7365
NSN 5998-01-615-9015
NSN 5975-01-292-3875
NSN 6105-00-888-9977
NSN 6620-00-248-6950
NSN 5985-00-809-5851
NSN 5920-01-027-0660
NSN 5920-00-852-2401