EXPLODERS

SERVICE

Guncotton. One-oz. primer, 15-oz. slab. See Explosives, Guncotton.

No. 2 Detonator for Hand Grenade. Consists of brass tube (detonator holder) with flat screw head. The other end is fitted with a cavity which carries N.G. percussion cap. A commercial detonator open end toward the screw head is placed inside, its open end closed with a wooden plug; the closed end is pierced with four flash holes to enable flash from percussion cap to communicate with F. of M. in detonator. A brass screw in head of detonator holder closes detonator tube.

This detonator has three screw threads.

No. 3 Detonator. See description of No. 2. This detonator is ΒΌ in. longer than No. 2, and has two screw threads.