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 6110-01-640-8398
NSN 6220-01-634-0660
NSN 6145-01-437-8595
NSN 5990-01-206-8895
NSN 6130-01-547-2634
NSN 7035-00-782-7046
NSN 5998-00-152-0046
NSN 6320-01-305-5881
NSN 6220-01-245-4880
NSN 5855-01-147-4785
NSN 5960-01-518-4440
NSN 5945-00-028-7727