8 lb. Frag. Bomb20 lb. Frag. Bomb (Parachute)
U.S.N.B.D. - BRITISH BOMBS AND FUZES; PYROTECHNICS; DETONATORS
FRAGMENTATION BOMBS

 

 

 

 

 

BRITISH BOMB

FUZING

Nose Pistol No. 29, 34, 38,

20 LB. FRAG.

 

or 45, or

 

Nose Fuze No 873

COlOR & MARKINGS

Dark green overall; ½" red

 

band around nose, 1" light

 

 

green band approx. 4" from

(Stabilized)

 

nose

Mk I & II (Obsolescent)

TAIL NO.

 

Mk III (Service)

OVERALL LENGTH

21.8"

Mk IV (Obolescent)

BODY LENGTH

11.9"

 

MAX. BODY DIAMETER

3.95"  

WALL THICKNESS

0.35"  

TAIL LENGTH

9"  

TAIL WIDTH

3.83"  

TOTAL WEIGHT

20 lbs. (approx. with pistol)

CHARGE/WEIGHT RATIO

15%

 

BODY CONSTRUCTION:

Streamlined one piece cast steel, with nose and open to take exploder container. Rear and reduced to form a spigot for taking tail assembly, with the boss on the spigot tapped and threaded to receive tail securing rod. Exploder container cemented in posi-tion and locked by a locking screw.

PARACHUTE:

Cylindrical strut attached to tail cone by four fins. Tail secured to body by a tail rod screwed into a boss on the body spigot, and passing through a threaded adapter on the narrow and of the tail cone. Locking nut and spring washer at both the outer and inner ends of the rod lock it in position.

Suspension:

Mk I

Carried 12 in Small Bomb Containers, or on Light Series bomb carrier if fitted with suspension lug.

Mk II

Carried 12 in Small Bomb Containers, or on Light Series bomb carrier if fitted with suspension lug.

Mk III

Suspension lug welded on bomb body at center of gravity for carrying in light Series bomb carrier; can be carried 12 in S.B.C.

EXPLOSIVE COMPONENTS:

Detonators

(See Appendix I, page 309)

Exploders

C.E. and T.N.T. pellets (C.E. only being used now).

Filling:

3.3 lb. T.N.T. or R.D.X/T.N.T. (When R.D.X./ T.N.T. is used, a ¼" - 3/8" topping of T.N.T. is put in nose.

REMARKS:

(1)

Small Bomb Container, 160 lb., contains 8 of these bombs;

   

Small Bomb Container, 250 lb., will hold 12 of these bombs.

(2)

No longer being manufactured; however, they may be en-countered in the field. Are being replaced by the 8 lb. Frag.

(3)

Mk IV: Exploder system changed to use only C.E. pellets, and special retander tail incorporated.

8 lb. Frag. Bomb20 lb. Frag. Bomb (Parachute)