Description
The 2.25-inch Motors Mk 10 and ):fk 11 are similar to each other, as are the 2.25-inch Motors Mk 12 and Mk 13. The Motors Mk 10 and Mk 11 differ from the Mk 12 and Mk 13 in that the diameter of the nozzle on the latter is smaller and the weight of the propellant of the Mk 10 and Mk 11 is 1.75 pounds, as compared to the weight of 1.12 pounds in the Mk 12 and Mk 13.
The external dimensions of these rockets are the same. For recognition purposes, the 2.25-inch motors Mk 10 and Mk 11 are painted white with black fins, while the Motors Mk 12 and Mk 13 are grey with black fins.
Functioning
No information about functioning.
Hazardous Components
No information about hazardous components.
See Also
Rocket Motor, 2.25 inch, Mk 10
Rocket Motor, 2.25 inch, Mk 11
Rocket Motor, 2.25 inch, Mk 12
Source(s)
OP 1664, Volume 1 - US Explosive Ordnance (1947)
