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 6220-00-531-6430
NSN 5985-01-279-0066
NSN 5905-00-004-7789
NSN 6320-01-247-0898
NSN 5998-01-159-6524
NSN 6110-01-441-4091
NSN 5905-01-629-0774
NSN 6135-01-543-9686
NSN 5950-00-823-6328
NSN 5915-01-633-9845
NSN 6320-00-593-0379
NSN 6685-00-711-0616