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 6610-01-481-6260
NSN 5965-01-265-1959
NSN 5950-00-480-5161
NSN 5925-01-004-2790
NSN 5920-00-204-8125
NSN 6135-01-168-2944
NSN 6645-01-500-0827
NSN 5996-00-917-4785
NSN 6240-01-496-5066
NSN 6105-01-338-2576
NSN 6650-01-545-8851
NSN 5930-01-648-6149