ALLIED BOMBS AND FUZES

SIZE:

250 lb. R.L.

TYPE:

G.P.-H.E. Bomb

Mark I & II

TARGET:

General Bombardement

FUZES:

NOSE:
D.A. No. 20 Mk. I, II or III
D.A. No. 19 Mk. I or II

TAIL:
No. 58 Mk. I or II

DATA

Mark I

Mark II

1

OVERALL LENGTH

2

LENGTH OF BODY

3

DIAMETER OF BODY

4

THICKNESS OF WALL

5

MATERIAL OF WALL

6

CONSTRUCTION OF BODY

The body of these bombs is a streamlined, single-piece, steel casting, threaded at nose and tail to receive the adapters which hold the central.

7

TYPE OF SUSPENSION

These bombs are suspended horizontally.

8

CONSTRUCTION OF SUSPENSION LUG

A U-shaped eyebolt is secu-red to the body at the cen-ter of gravity by cap screws

A U-shaped eyebolt is faste-ned to a suspension band around the center of gravity.

9

COLOR & MARKINGS ON BOMB AND TAIL

The bomb case and tail assembly are painted yellow; the bomb case having a green band around the largest diameter and a red band around the nose. If the filling is T.N.T., "Totryl" is stencilled in three places on the green band or if Amatol is used, the fraction 80/20 appears in three places on the green band.

10

LENGHT OF TAIL

19.7 inches

19.0 inches

11

WIDHT OF TAIL

18.0 inches

18.0 inches

12

MATERIAL OF TAIL

Mild steel.

Mild steel.

13

CONSTRUCTION OF TAIL

The tail consists of four va-nes which fit over the body and are fastened by screws. Two sets of box-type struts reinforce the vanes.

The tail consists four vanes secured by two clamping bands and bolts. The vanes are reinforced by two sets of box-type struts.

14

WEIGHT OF TAIL

15

TYPE OF FILLING

Two types of filling may be used: 1) Trotyl (T.N.T.) or 2) 80/20 Amatol.

16

WEIGHT OF FILLING

1) 86.0 lbs.
2) 112.0 lbs.

1) 86.0 lbs.

17

TOTAL WEIGHT OF BOMB

1) 225.0 lbs.
2) 251.0 lbs.

1) 255.0 lbs.

18

CHARGE/WEIGHT RATIO

1) 38.0%
2) 44.5%

1) 33.8%