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Deep Space Atomic Clock from Japan

Mercury-ion atomic clock for GPS-III and future deep space navigation, certified under 9808.00.8000 for NASA international timekeeping standards. Provides 1x10^-15 stability over 23 days for interplanetary laser ranging.

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

NASA certification for Deep Space Atomic Clock technology demonstration mission

Include Allan deviation stability specifications and magnetic field tolerance

Document optical bench alignment procedures for zero-gravity operation