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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 4140-01-444-7543
NSN 5975-00-232-7647
NSN 6145-01-264-6479
NSN 5930-00-763-8032
NSN 5945-01-508-2334
NSN 5835-01-575-1778
NSN 4140-01-452-6617
NSN 6220-01-537-0129
NSN 6610-00-141-7000
NSN 5960-00-783-5374
NSN 5835-00-198-4936
NSN 5960-01-429-5897