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 5965-01-525-7513
NSN 5895-00-234-3305
NSN 6610-00-972-5891
NSN 5960-00-866-0232
NSN 5975-01-166-7551
NSN 6110-01-010-0905
NSN 5996-00-993-0841
NSN 6145-01-398-7271
NSN 5996-00-207-6086
NSN 5975-01-353-1011
NSN 5835-01-398-3859
NSN 5990-01-009-3634