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 5895-01-406-3729
NSN 6650-01-659-8445
NSN 5945-01-217-3235
NSN 6110-00-997-6289
NSN 5915-00-497-9193
NSN 6220-01-508-5053
NSN 5960-00-159-7309
NSN 5960-01-319-3932
NSN 6610-01-300-4537
NSN 5835-00-008-9619
NSN 5930-01-200-1029
NSN 6645-00-752-2939