MORTAR BOMB 51 MM SMOKE 1A
ROLE :
Bomb 51 mm smoke is an emission type screening smoke Ammn capable of producing effective screen for a period of 2 minutes over wide area. Used for facilitating tactical deployment of troops and screening from enemy fire. Also can be used for target indication.
FUNCTION :
The bomb is fired from 51 mm Mortar, smooth bore, muzzle loading weapon. The ammunition is provided with delay element of around 10 sec to facilitate emission of the smoke just on landing. The bomb produces thick screen of smoke over wide area within 5 sec at a range anywhere between 180 metre to 850 metre.
SPECIFICATION /CHARACTERISTICS :
Estimated mass 960 ± 25 gm
Net explosive content 500 gm (Approx)
Length 282 ± 1 mm
Diameter 50.85 mm
Smoke emission time 120 sec (min)
Range 830 m (max)
Weapon 51 mm mortar 1st qtr. of life
Shelf life 10 years
 
ADVANTAGE :

a.

The bomb produces very effective screen in a wide area without any pillaring effect.

b.

Combat soldiers can personally carry six bombs in the canvas bag provided with shoulder strap.

c.

The bomb is fit for air drop and provided with package for sea worthy transportation.
d.

Can be easily identified from other 51 mm Ammunition

e) Can be fired concurrently with other 51 mm Ammunition
 
QUALITY :
Quality control technique and quality assurance measures ensure desired performance of the Ammunition Components and sub-assemblies like tail unit, primary cartg, augmenting cartg, delay unit etc. are subjected to test/proof before final assembly. Apart from standard checks and tests, a lot of 1000 Nos. is subjected to functional (dynamic) proof. The Ammn is accepted on double sampling plan with 4% AQL for major defects as listed in the quality assurance documents. Quality assurance system is based in accordance with ISO standard ISO 9001, IS-2500/BS 6000 and related Specn JSS/BIS/IND (ME) and store specn/drawing.
SAFETY :
The Ammn is safe in all respects during handling, operation and transportation.
RELIABILITY :
a) This is a proven design with high degree of reliability.
b) Delay performance is highly consistent to achieve functioning at desired range
SHELF LIFE OF FILLED BOMB :
10 years
PACKING :
Packing consists of inner and outer packages .The inner package is HDPE/LDPE container. 6 such containers are packed in canvas bag with shoulder strap. 4 canvas bags are then packed in wooden/steel box. Gross weight of each box containing 24 bombs is 46 Kgs.
STOWAGE DIMENSION :
605 mm x 405 mm x 420 mm holding 24 Bombs.
HAZARD CLASSIFICATION :
The bomb is classified in the compatibility group G
Hazard division 1.2
Fire fighting classification 2
Contact :
Marketing & Export Division
Ordnance Factory Board
Ayudh Bhawan
Government of India
Ministry of Defence

10A, S. K. Bose Road, Kolkata – 700 001, India.
Tel: 0091-33-2248 9027 / 2248 2103 / 2248 5077-80
Fax : 0091-33-2248 1748/2210 8235
Mail : ofbtrade@dataone.in
http://www.ofb.gov.in