Jihostroj

JIHOSTROJ a.s., based in Velesin, Czech Republic, is a company that manufactures hydraulic and aircraft fuel pumps, as well as other components for the automotive and aircraft industry - particularly flight control units, propeller governors, and fuel pumps for Walter M601 turboprop engines. Jihostroj is the majority owner of Jawa Moto.

Earlier history
The company was founded by Jan Hans in 1919, producing electrotechnical equipment. Starting in 1936, the company began manufacturing in the aircraft industry.

World War II
During World War II, Jihostroj manufactured products for the German Air Force.

Post World War II
The Jihostroj plant survived the war intact, and in 1946, the company was nationalized and merged with PAL n.e. In 1952, the National enterprise Jikov was incorporated into Motorlet n.e. in Prague.

In 1953, JIKOV was separated once again, and a new entity was created called JIHOceske STROJirny - JIHOSTROJ (South-Bohemian Machine-works). The main production program was oriented toward the aerospace industry.

Post Velvet Revolution
In 1992, the company was privatised into joint stock company JIHOSTROJ a.s.. The main reorganization was completed in 1995. The company was divided into two basic division - Aerospace Division and Hydraulic Division.

Turboprop engines
The company produces turboprop engines including the M601 Walter, fuel control unit LUN 6590, fuel pump LUN 6290, and propeller governor LUN 7816.

Auxiliary power units
The company supplies components for auxiliary power units including fuel pumps, oil pumps, fuel distributors, and oil distributor. This is used in various modifications on the following aircraft: Aero L-39, Aero L-159, K-8, L15, and the Mi-17 helicopter.

Propeller governors
The company supplies piston engine and constant speed propellers for RVs, Extra 300, Pitts, and Sukhoi Su-31.

Break cylinder subassemblies
Jihostroj supplies break cylinder subassemblies for military training aircraft such as the Pilatus PC-21, and single-engine turboprop passenger and cargo aircraft such as the Pilatus PC-12, as well as the Sikorsky S-76 helicopter and the Eclipse 500 business jet.

Other
Jihostroj also supplies assemblies and parts for: Rolls-Royce Trent 800, 1000 and Cessna 550.