Rimfire Percussion Caps for .22 Caliber Ammunition
Small metal cups containing a primary explosive compound, such as lead styphnate, designed to ignite when struck by the firing pin of a rimfire firearm. Classified under HTS 3603.30.00.00 as percussion caps due to their function in initiating detonation upon mechanical impact in small arms ammunition.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If configured as complete electric detonators
Electric detonators with integrated wiring fall under separate subheading for electric types rather than purely mechanical percussion caps.
If imported assembled into complete cartridges
Assembled ammunition with percussion caps integrated is classified as finished munitions in Chapter 93, not separate caps.
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Import Tips & Compliance
• Obtain ATF Import Permit and ensure compliance with 18 U.S.C
• Chapter 40 for explosive materials
• Provide detailed chemical composition and safety data sheets; avoid misclassification as finished ammunition
• Use UN-approved packaging for small arms percussion caps to meet DOT hazardous materials regulations
Related Products under HTS 3603.30.00.00
Boxer Primer Percussion Caps for Centerfire Rifle Cartridges
Anvil-style percussion caps featuring a primary explosive mix for centerfire handgun and rifle cartridges, detonating upon firing pin impact. Falls under HTS 3603.30.00.00 as these are dedicated percussion caps for initiating propellant ignition in metallic cartridges.
Small Pistol Percussion Caps (9mm Parabellum)
Percussion primers sized for 9mm and similar small pistol calibers, containing shock-sensitive explosives in a brass cup. HTS 3603.30.00.00 covers these as standard percussion caps used in sporting and self-defense ammunition.
Large Magnum Rifle Percussion Primers
Heavy-duty percussion caps with hotter primer compound for magnum rifle loads, ensuring reliable ignition of slower-burning powders. Classified in 3603.30.00.00 for their role as mechanical-impact detonators in precision ammunition.
Shotgun Primer Percussion Caps (12 Gauge)
Wider-base percussion caps optimized for shotshell wad columns, providing uniform ignition in 12-gauge and similar shotgun ammunition. HTS 3603.30.00.00 applies to these battery-cup style percussion igniters.
Military M80 Percussion Caps for 5.56mm NATO
Sealed percussion primers meeting MIL-P-46610 specs for 5.56x45mm NATO small arms cartridges, featuring corrosion-resistant seals. Covered by 3603.30.00.00 as standard military percussion caps.
CCI #41 Military Rifle Percussion Primers
Commercial equivalent to military spec percussion caps with lead-free compounds for 308 Winchester and similar, in non-corrosive formulation. HTS 3603.30.00.00 for these sealed-centerfire percussion devices.