Guitar Fretboard Adjustment Helical Spring
Helical spring of steel wire under 5.1 mm diameter for truss rod adjustment in electric guitars. Classified HTS 7320.20.5020 as other small wire helical springs. Maintains neck curvature tension.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If parts of musical instruments
Instrument-specific parts like truss rod assemblies under Chapter 92.
If spring washers
Disc or washer-form springs classified under stranded wire heading.
If wire diameter exceeds 5.1 mm
Size threshold determines subheading within helical springs.
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Import Tips & Compliance
• Musical instrument end-use doesn't change spring classification
• Provide photos showing helical form vs. flat leaves
• Bulk shipments common; ensure individual count accuracy
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