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 5895-01-654-4604
NSN 2925-01-583-0736
NSN 4140-01-255-5085
NSN 6240-01-422-1356
NSN 6220-01-612-6647
NSN 6105-00-969-2663
NSN 5935-00-624-3039
NSN 6105-00-312-6784
NSN 5930-00-823-8324
NSN 6105-01-158-7618
NSN 5998-00-754-8666
NSN 5855-01-519-7929