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 5935-01-327-3431
NSN 5855-01-612-1834
NSN 5895-01-036-8315
NSN 5975-01-069-6592
NSN 5998-01-381-0534
NSN 6645-00-527-7258
NSN 6110-01-586-3479
NSN 5905-00-983-9948
NSN 5945-00-906-8125
NSN 5975-01-240-5705
NSN 4140-01-340-2579
NSN 5835-01-040-1960