Last Update May 29, 2023


  • Maintenance Repair Overhaul and Logistics Support
  • Mechanical, Electro-mechanical, Hydraulic and Pneumatic components
  • Metal Processing, Parts & Components
  • Services (R&D, training, engineering, consultancy, …)

The history of PRAGA Hostivar a.s., has been written by the history of two independent companies, till 1990's known under company names Praga a.s., carrying business in the area of automotive industry and TECHNOMETRA Praha a.s., carrying business in the area of hydraulics and aircraft components.

In consequence of privatisation and large changes in all areas of industry in the Czech Republic, in 1998 came to joint venture of both companies, their production bases and production plans and thereby to common development of further history, the origins of which are dated at "Praga" from 1907 and at "TECHNOMETRA" from 1908.

Main Production Spheres

  • Production of Mechanical Gearboxes Praga for trucks and buses
  • Production of Gearings for Heavy Civil and Military Technique
  • Production of Hydraulic Components and Devices
  • Axial Piston Pumps and Motors
  • Filters and Filtration Components
  • Aircraft Hydraulic Components for Civil and Military Technique
  • High-Pressured Aggregates
  • Design and Production of Tools
  • Custom Metal Cutting

Moreover PRAGA Hostivar a.s. makes routine and major repairs of its products after previous agreement with workers of business technical services.

The company is ISO 9001:2000 certified. Other certificates owned by the company:

  • Certificate of office of civil Aircraft (UCL) for Production (1.8.2007)
  • Certificate of Office of Civil Aircraft (UCL) for Project Planning (1.8.2007)
  • Certificate of Office of Civil Aircraft (UCL) for Repairs (1.8.2007)


Contact info #1

Jiri Medek
+420 311 322 370
Key Account Manager
+420 311 322 333
Na Vysluni 201/13, 100 00 Praha 10 - Strasnice, Czech Republic


  • Cutting tools
  • Preparatory for machining, welding and assembly
  • Testing devices and gauges
  • Current cutting tools
  • Slot milling cutters, end mills with shank 5 - 50 mm
  • Side milling cutters 80-160 mm, width 10-30 mm
  • Hobbing cutters, module = M1 - M8
  • Form milling cutters 50 - 160 mm
  • Thread-milling cutters S = 1 - 4,5 mm
  • Milling heads
  • Broaches and push broaches, flat, round, internal, external 20-80 mm, L = 300-2000 mm
  • Slotting tools Module = M1 - M8
  • Form tools
  • Necking tools
  • Drills
  • Reamers
  • Taper reamers 20 - 60 mm
  • Core drills 20 - 60 mm
  • Countersinks (Counterbores) 20 - 60 mm
  • Screw taps, cutting dies S =1- 4,5 mm
  • Tools for threading machines
  • And further all tools according special construction

DEVICES (fixtures) for MACHINING

Devices (fixtures) for machining, welding and assembling according to drawing documentation of customer

  • Milling devices
  • Turning devices
  • Slotting devices (also for tooth systems)
  • Drilling devices
  • Broaching devices
  • Grinding devices
  • Assembling devices
  • Machinist's tools
  • Devices for separation of material
  • Arbors
  • Mandrels
  • Clamping jaws
  • Sleeves
  • Cutting tools' holders
  • Devices for hardening
  • Welding devices
  • Assembling tools and devices
  • Hangers

Checking devices and gauges:

  • Gauges 5 to 200 mm, Ra 0,1
  • Thread gauges S = 1 to 4,5 mm
  • Calipers 5 to 200 mm, Ra 0,1
  • Checking devices and gauges 400; L = 500 mm
  • Adjusting gauges and checking devices
  • Slip gauges
  • Form templates L max = 400 mm


Repairs of Gearboxes, Hydraulics, Pneumatics and Aircraft Components

PRAGA Hostivar a.s. makes routine and major repairs of its products after previous agreement with workers of business technical services.


  • Gearboxes for Delivery Vehicles to Total Weight of 7,5 t
  • Gearboxes for light Trucks to total Weight of 7,5 t
  • Gearboxes for light Trucks to total Weight of 12 t
  • Gearboxes for Light Buses to Length of 10 m
  • Gearboxes for long Distance Buses to Lenght of 12 m
  • Additional Transfer Gears for Vehicles 4 x 4
  • After Reconstructions and Annexes of Gearboxes Praga after Customers Wish
  • Portal Driving Axle of Vehicles

HYDRAULICS, PNEUMATICS & Aircraft Production

  • Hydraulic filters middle - pressure
  • Hydraulic filters high-presure

Hydraulic high-pressure filters series FU are intended for fine filtration of hydraulic fluid from mechanical dirt. Filter consists of head from ductile cast iron with safety filter /by type of filter/ a signalization of pollution, steel vessel and filtration component. Vessels with head are connected with screws. Direction of flow is marked at the head of filter by arrows.

  • Filter components
  • Hydraulic Motors and Hydroelectric Generators
  • Aeroplane Devices

Today, the main program in the sphere of aircraft instruments production consists mainly of aircraft instruments delivered for Aero Vodochody a.s. for their planes L 159 - 28 types of instruments and 24 types of instruments for Ae 270. These instruments are parts of pneumatic, fuel and hydraulic system of the plane.

Beside this production, there are also produced aircraft instruments and various types of details of these instruments, that were produced in the past for aeroplanes L 29, L 39, L 410, L 610. PRAGA Hostivar a.s., besides ensures especially for Aero Vodochody a.s. and other customers various levels of repairs of aircraft instruments.

  • Hydraulic aggregates

PRAGA Hostivar a.s.

  • U Císařské cesty 219 Praha-Benice 103 00, Prague, Czechia
Add to favorites