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 6135-00-826-4798
NSN 5945-00-471-6353
NSN 5930-00-110-5536
NSN 6105-01-511-4771
NSN 5915-01-077-8461
NSN 5935-01-546-4488
NSN 5998-01-300-0895
NSN 6145-01-205-5936
NSN 5950-01-516-8039
NSN 5960-00-359-7768
NSN 6650-01-314-3577
NSN 5910-00-941-3997