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 5920-01-156-8151
NSN 6620-01-241-0538
NSN 5915-00-432-9284
NSN 4140-00-963-8285
NSN 6610-00-173-4011
NSN 6685-01-134-3001
NSN 5835-00-491-3834
NSN 6240-01-142-2963
NSN 5915-01-442-6050
NSN 6105-00-781-4317
NSN 5996-00-860-0860
NSN 5925-01-399-6777