Knuckle Pin Retainer from Japan
Knuckle pin retainers secure the pivot pin in automatic couplers on 8605/8606 vehicles, preventing uncoupling. Made of high-strength steel. Classed under HTS 8607.30.10 coupling parts.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Reference coupler model (e.g
• AAR Type E) in entry docs
• Small parts risk Chapter 73; emphasize rail function
• Locknut torque specs for safety compliance