Part 1 - Aircraft Bombs and Pyrotechnics; Chapter 17: H.E. 20-lb. Mk I (Obsolete)Part 1 - Aircraft Bombs and Pyrotechnics; Chapter 17: G.P. 120-lb. Mks I and II (Obsolete)
BRITISH EXPLOSIVE ORDNANCE
Part 1 - Chapter 17
Obsolete Bombs

R.L. 112-lb. Mks V, VI, and VII (Obsolete)

Data
Fuzing Nose Pistol No. 8 Mk I, or Nose Pistol No. 19 Mks I and II; Tail Pistol No. 5B Mks I and II
Color markings Yellow over-all; ½-in. red band around nose and 1-in. light green band around body
Over-all length 29.0 in.
Body length 25.3 in.
Body diameter 9.0 in.
Wall thickness 0.8 in.
Tail width 18 in.
Total weight 126.0 lb.
Charge/weight ratio 16.7%

Body Construction: The body of these bombs is a single streamlined casting, steel for Mks V and VII, and iron for Mk VI, theraded at the nose and tail to take adapters for the central exploder tube.

Tail Construction – Mk V: The tail of the Bomb Mk V consists of four tail fins, which fit over the body and are fastened in place with screws. Two sets of box-type struts re-inforce the tail fins.

Tail Construction – Mk VI and VII: The tail assembly of the Bomb Mk VI and Mk VII consists of a tail cone, which slides over the after end of bomb body and is secured by a locknut on the exploder tube. Four tail fins are riveted on the cone and are held in place by two sets of box-type struts.

Suspension: The Bomb Mk V has a U-shaped eye-bolt secured to the body with screws at the center of gravity.

The Bombs Mk VI and Mk VII have a U-shaped eye-bolt fastened to a suspension band around the center of gravity.

Explosive Components

Detonator – Instantaneous

Exploder – TNT and C.E. pellets

Filling – Amatol 80/20, or TNT

Figure 68 - R.L. 112-lb. Bomb

Part 1 - Aircraft Bombs and Pyrotechnics; Chapter 17: H.E. 20-lb. Mk I (Obsolete)Part 1 - Aircraft Bombs and Pyrotechnics; Chapter 17: G.P. 120-lb. Mks I and II (Obsolete)