120mm UBM-52
Overview
120mm UBM-52
A 120mm UBM-52 heavy mortar on display in a museum.
Source: Massimo Foti -
© Copyright lies with original owner
Origin
Yugoslavia
Type
Heavy mortar
Entered service
Early 1950's
Status
Limited service
Development
1948 - 1951
Developer
Yugoslavia
-
Military Technical Institute Belgrade
Production
1952 - ?
Producer
Yugoslavia
Number produced
At least several hundred
Designations
UB M52 / M52UB (alternative designations)
Minobacač 120mm UBM52
Minobacač 120mm UBM52
Notable users
Yugoslavia
Indonesia
Bangladesh
Indonesia
Bangladesh
Details
Facts
UBM-52
General
Origin
Yugoslavia
Type
Heavy mortar
Crew
5
Dimensions
Weight
About 400 kg
Barrel
92 kg
Baseplate
68.5 kg
Carriage
237 kg
Sight
2 kg
Ordnance
Type
120mm smoothbore mortar
Barrel length
1.85 m
Fire control
Sights
Indirect fire sight
Firepower
Rate of fire
25 rpm max for up to 1 minute
10 rpm normal
70 rounds/hour sustained
Range
4.8 km with heavy shell
6.1 km with light shell
195 m minimum with heavy shell
Carriage
Type
Fixed 2 wheel carriage that doubles as bipod
Mobility
Towing vehicle
4x4 or 6x6 light truck
Media
120mm UBM-52
Side view of a 120mm UBM-52 heavy mortar on display in a museum.
Source: Roberta F
Copyright: CC BY-SA 3.0
120mm UBM-52
Rear view of a 120mm UBM-52 heavy mortar in transport configuration.
Source: Roberta F
Copyright: CC BY-SA 3.0
120mm UBM-52
Indonesian Navy commandos training with 120mm UBM-52 mortar in 1960. Note the early pattern rubber tires.
Source: Indonesian Navy Information Department
Copyright: Public domain
120mm UBM-52
Several Indonesian 120mm UBM-52 mortars in storage. Note the early pattern rubber tires.
Source: Indonesian Navy Information Department
Copyright: Public domain
120mm UBM-52
A 120mm UBM-52 heavy mortar on display in a museum. Note the Soviet 120mm PM-38 in the background, which served as the basis of the UBM-52 design.
Source: Massimo Foti
Copyright: Copyright lies with original owner
120mm UBM-52
Rear view of a 120mm UBM-52 heavy mortar on display in a museum.
Source: Srđan Popović
Copyright: CC BY-SA 3.0
Related articles
120mm PM-43
The UBM-52 was developed to mimic the capability of the Soviet 120mm mortar in a lighter format.