Buffer Plunger Housing from Japan

Buffer plunger housings contain the moving plunger in constant-contact side buffers on hopper cars (8606). Cast steel construction. Classed HTS 8607.30.10.

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%

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Import Tips

• Side buffer specific vs center to justify use

• Hopper car model references

• Machining tolerance proofs