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 5905-01-168-8793
NSN 6130-00-167-7584
NSN 6150-00-055-4434
NSN 6610-01-435-5425
NSN 7035-01-241-2127
NSN 5950-01-495-2652
NSN 6240-01-607-6252
NSN 6320-01-592-6248
NSN 6240-01-463-8276
NSN 5998-00-895-2722
NSN 5999-01-456-3686
NSN 5835-01-156-5622