
These signals are small self-contained, fused pyrotechnics and are designed to be ignited by hand at the point of use.
The smoke pellet, with one end of the fuze attachcd, is wrapped in aluminum foil and is located in the bottom of the container. The other end of the fuse, made into a match head, feeds through the igniter cap. The match head is held in place by the igniter cap. The retaining ring secures these components in place. The striker ring, used to ignite the match head, is stored on top of the retaining ring and is secured by the cover.
No information about functioning.
Nothing else to see.
TM 9-1385-51, Ammunition (Conventional) for Explosive Ordnance Disposal (1967)