Time Delay Grenade

This delay mechanism makes it possible to use an ordinary grenade as a time bomb.


Grenade Fuse Cord

IMPORTANT: Fuse cord must be the type that burns completely. Fast burning improvised fuse cord (Section VI. No. 7) is suitable. Safety fuse is not satisfactory, since its outer covering does not bum.



1. Bend end of safety lever upward to form a hook. Make a single loop of fuse cord around the center of the grenade body and safely lever. Tie a knot of the non-slip variety at the safety lever.

Measured Length Fuse Cord Safety Lever

Loop of Fuse Cord

IOTE: The loop must be tight enough to hold the safety lever in position when the pin is removed.

2. Measuring from the knot along the free length of the fuse cord, (2.5 cm). Since this rate varies with environment and brand of cigarette, measure off a length of fuse cord that will give the desired delay it should be tested in each case if accurate delay time ia desired. time. Cut off the excess fuse cord.


1. Place hand around grenade and safety lever so safety lever is held in place. Carefully remove pin.

Delay Hand Grenade

Stiff Solid Wire


2. Emplace grenade in desired location while holding grenade and safety lever.

3. Very carefully remove hand from grenade and safety lever, making sure that the fuse cord holds the safety lever in place.

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