Aerospace-Grade Elastomeric Polysulfide Sealant Resin from Japan
Aerospace-Grade Elastomeric Polysulfide Sealant Resin is a primary form polymer for fuel tank coatings. HTS 3911.90.10.00 covers its elastomeric nature under polysulfides, compliant with 95% monomer rule. High chemical resistance suits aviation demands.
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
• Comply with REACH/ TSCA for aerospace chemicals; provide safety data sheets
• Confirm dimensions don't trigger 3921 Free (B) note if in sheet form