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 6220-01-351-1555
NSN 5835-00-085-2287
NSN 6240-01-195-1750
NSN 5950-00-428-6313
NSN 5985-01-128-1500
NSN 5990-01-316-6344
NSN 6650-01-259-4289
NSN 5935-01-474-9992
NSN 5915-01-039-1774
NSN 6620-01-191-5934
NSN 5998-01-089-8700
NSN 6105-01-516-1927