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 5930-01-444-4074
NSN 7035-01-105-7776
NSN 6130-00-516-3559
NSN 6220-01-565-2245
NSN 6135-00-448-5642
NSN 5960-01-340-9485
NSN 5999-01-015-4785
NSN 7035-01-633-7745
NSN 5998-01-505-3805
NSN 5905-01-462-2640
NSN 5950-00-619-8160
NSN 5945-00-156-4324