Please see PUB 52 USPS Packaging Instruction 3C for more information.

Related Products

Toy Propellant Devices

The proper shipping name for a mailable toy propellant device is “model rocket motor” or “igniter.” A device that is assigned identification number NA0323 or UN0454 and classed as a Division 1.4S explosive is eligible for mailing in domestic mail via surface transportation only, provided that all requirements are met and the device is properly package. See specifications in 341.22a.


Required prior written Authorization must be obtained from:

Director, PCSC
Product Classification Service Center (PCSC)
90 Church St STE 3100
New York, NY  10007-2951