Seamless Alloy Steel Gun Barrel Blank
Heavy seamless alloy steel tube, 130 mm OD, 30 mm wall thickness, supplied as rough barrel blanks for large caliber weapons. Classified 7304.59.80.40 as unfinished seamless tube.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If fully rifled and chambered
Finished complete gun barrels classify in Chapter 93 arms.
If non-alloy barrel stock
Carbon steel barrel blanks parallel in non-alloy subheading.
If before final piercing
Hollow blooms before tube reduction classify as semi-finished.
Not sure which classification is right?
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Import Tips & Compliance
• Document rifling capability but import as tube until machined
• Comply with ITAR export controls even on imports for defense articles
• Specify chrome-moly alloy grades suitable for gun barrels
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