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 5945-01-478-3462
NSN 5996-00-715-3782
NSN 5855-00-327-2112
NSN 5960-01-599-9821
NSN 6145-00-801-4621
NSN 5975-01-227-8968
NSN 5835-01-408-7576
NSN 5930-01-437-5337
NSN 5990-01-045-2129
NSN 6685-00-515-5369
NSN 5985-01-252-8822
NSN 5998-01-117-5326