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 5998-01-105-2966
NSN 6620-01-228-1571
NSN 5930-00-672-9480
NSN 6610-01-471-5599
NSN 5975-01-473-0076
NSN 5945-01-029-3296
NSN 4140-01-458-7041
NSN 5895-00-877-6866
NSN 6135-01-130-3145
NSN 6240-00-527-8614
NSN 5998-01-516-4363
NSN 5895-01-656-3308