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 5855-01-634-0259
NSN 6135-00-145-8884
NSN 6110-01-191-1335
NSN 5996-00-171-3071
NSN 5998-00-248-6943
NSN 5915-01-497-0718
NSN 6610-01-254-3575
NSN 5990-01-134-7756
NSN 5960-01-316-6563
NSN 6110-01-238-3953
NSN 5960-01-449-1310
NSN 6240-01-214-9458