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 6105-01-509-2872
NSN 6620-00-820-9616
NSN 6130-00-558-6112
NSN 5835-00-537-7780
NSN 5930-01-052-1846
NSN 5935-00-501-6046
NSN 5990-01-065-0492
NSN 5998-01-406-2725
NSN 5945-01-342-8866
NSN 5855-01-391-7077
NSN 4140-00-459-9045
NSN 5910-01-142-2688