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 6145-01-406-5051
NSN 5835-00-198-4936
NSN 5930-00-466-2819
NSN 5930-01-564-4458
NSN 5855-00-862-3345
NSN 5920-00-584-4592
NSN 2925-01-048-8464
NSN 5975-01-016-9493
NSN 5930-01-368-0962
NSN 5999-01-625-0857
NSN 6620-01-032-3937
NSN 5920-01-447-2225