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 6135-00-891-4944
NSN 5930-01-089-6699
NSN 5925-00-590-3917
NSN 5998-01-352-1346
NSN 5965-00-735-9315
NSN 5835-01-219-0586
NSN 5996-01-426-8531
NSN 5950-01-558-4072
NSN 6105-01-445-6574
NSN 6685-01-518-0596
NSN 5945-00-462-1789
NSN 6240-01-505-2777