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 5895-01-431-0525
NSN 6645-01-370-4259
NSN 5930-00-219-8580
NSN 6320-01-145-9013
NSN 6685-00-269-6444
NSN 6110-01-390-6748
NSN 5975-01-619-4610
NSN 5998-01-046-4569
NSN 4140-01-097-7320
NSN 5925-01-433-2946
NSN 6150-00-368-8383
NSN 5895-00-244-6750