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 2925-01-642-2946
NSN 6240-00-299-9819
NSN 5920-00-122-8702
NSN 6620-00-920-1671
NSN 6145-00-984-2105
NSN 7035-01-492-6799
NSN 6150-01-225-0658
NSN 5996-00-972-7331
NSN 5905-00-319-0891
NSN 6650-01-472-8804
NSN 6150-01-514-7370
NSN 5998-01-441-9315