
The igniter assembly is located on the forward end of the rocket motor. The igniter consists of an igniter charge cup, an ignition element, and an arming mechanism. The hermetically sealed charge cup contains the entire charge which consists of black powder. The ignition element is set in a recess of the igniter charge cup. The arming mechanism is located atop a locking plate in such a position that the drive bar of the arming assembly engages the drive bar slot in the ignition element.
The rocket motor igniter M58 contains 1.7 pounds of black powder.
No information about functioning.
Nothing else to see.
TM 9-1385-51, Ammunition (Conventional) for Explosive Ordnance Disposal (1967)