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 5998-01-242-8539
NSN 6685-01-155-3061
NSN 6220-01-438-6485
NSN 6645-01-625-1192
NSN 5915-01-534-8819
NSN 5835-00-148-9719
NSN 6610-01-184-3016
NSN 5945-01-497-9253
NSN 5999-01-437-8843
NSN 5965-01-461-4480
NSN 5945-01-029-5591
NSN 6135-00-221-4720