ALLIED BOMBS AND FUZES

SIZE:

250 lb. Mark II

TYPE:

S.A.P.-H.E. Bomb

250 lb. Mark V

500 lb. Mark V

TARGET:

Naval seacraft reinforced concrete or steel con-struction

FUZES (Tail):

Mk. II
250 lb. No. 30 Mk. I
500 lb. No. 31 Mk. I
Mk. V Bombs
No. 28 Mk. I

DATA

Mark II

Mark V

250 lb.

500 lb.

250 lb.

500 lb.

1

OVERALL LENGTH

49.5"

62.2"

49.3"

62.0"

2

LENGTH OF BODY

32.0"

40.0"

31.3"

41.6"

3

DIAMETER OF BODY

9.2"

11.5"

9.2"

11.5"

4

THICKNESS OF WALL

5

MATERIAL OF WALL

Steel

Steel

Steel

Steel

6

CONSTRUCTION OF BODY

The body of these bombs is a streamlined steel casting or forging with a tail adapter screwed into the rear of the bomb case to hold the exploder tube.

7

TYPE OF SUSPENSION

These bombs are suspended horizontally.

8

CONSTRUCTION OF SUSPENSION LUG

A U-shaped eyebolt is fastened to the bomb body by four cap screws in a position near the center of gravity.

9

COLOR & MARKINGS ON BOMB AND TAIL

The bomb body and tail are painted yellow. There is a green band around the body at the greatest diameter with a red and a white band around the nose. The word "Trotyl" (T.N.T.) will be found stencilled in three places below green band.

10

LENGTH OF TAIL

18.1"

20.4"

11

WIDTH OF TAIL

9.2"

11.5"

9.2"

11.5"

12

MATERIAL OF TAIL

Mild steel and cast steel.

13

CONSTRUCTION OF TAIL

The tail assembly consists of: A cast steel locking ring fastened to the rear of the body; four vanes of mild steel reinforced by a steel cylinder rivetted to the vanes.

The tail assembly consists of: A mild steel cone faste-ned to body by four spring clips; four vanes rivetted to the cone and a steel cylinder rivetted to the vanes.

14

WEIGHT OF TAIL

15

TYPE OF FILLING

The filling of these bombs is normally Trotyl (T.N.T.)

16

WEIGHT OF FILLING

47.0 lbs.

92.0 lbs.

17

TOTAL WEIGHT OF BOMB

239.0 lbs.

479.0 lbs.

18

CHARGE/WEIGHT RATIO

19.7%

19.2%