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 5930-00-052-6589
NSN 5930-01-442-8997
NSN 5935-01-251-6049
NSN 6135-01-538-7272
NSN 7035-00-300-3208
NSN 5996-01-156-4092
NSN 5930-01-574-5474
NSN 4140-01-220-4377
NSN 5835-00-257-2852
NSN 5835-00-198-4936
NSN 5999-00-232-4479
NSN 6150-00-583-9878