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 5998-01-388-1195
NSN 6220-00-465-2925
NSN 6150-00-035-4573
NSN 6145-01-376-6875
NSN 6220-01-063-7287
NSN 6620-01-473-8262
NSN 6650-01-478-5323
NSN 5985-01-055-3388
NSN 5855-01-550-5219
NSN 2925-01-381-5307
NSN 5999-01-603-2223
NSN 5855-00-151-3853