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 5930-00-492-4069
NSN 7035-01-202-8699
NSN 6135-01-142-6456
NSN 4140-01-505-3753
NSN 6240-00-698-5822
NSN 5996-00-117-4337
NSN 5975-01-307-4032
NSN 5975-01-306-2350
NSN 6110-00-153-5395
NSN 6610-01-493-9971
NSN 6610-00-759-7170
NSN 6320-00-405-2348