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 6240-01-329-7228
NSN 5975-00-923-2033
NSN 5975-00-370-1463
NSN 6650-00-287-5868
NSN 6610-00-433-3530
NSN 5990-01-166-2237
NSN 5935-01-485-8855
NSN 6645-00-258-8547
NSN 5915-01-200-4239
NSN 5935-01-386-3736
NSN 6145-01-238-0734
NSN 6130-01-255-7990