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 5925-00-556-5666
NSN 5835-01-223-1790
NSN 6135-01-614-5335
NSN 6240-01-206-4809
NSN 5920-01-500-2150
NSN 6135-01-168-2944
NSN 5960-00-828-8279
NSN 5950-01-659-8007
NSN 4140-00-735-9309
NSN 5960-00-446-5040
NSN 6145-00-194-5968
NSN 5905-01-153-2512