• Approved Hydraulics Telehandler Option Cone Splitter (AH800CS) - Approved Hydraulics

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    Telehandler Option Cone Splitter (AH800CS)

    Key Features

    • Application: telehandler frame for AH800CS
    • Weight: ~185kg excluding hitch (AH800CS head)
    • Cone: 250mm diameter x 400mm long; removable tip
    • Hydraulic motor: max torque ~2475 N·m
    • Typical max log size: ~3m long x 1.3m diameter
    • Customisation: frames built to suit customer machines

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    TF ISUZU MZW6P; 3 EIXOS; COMANDO PNEUMATICO; C/ SE - Approved Hydraulics Limited
    Regular price £789.55
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    TF ISUZU MZW6P; 3 EIXOS; COMANDO PNEUMATICO; C/ SE

    Key Features

    • Gearbox compatibility: ISUZU MZW6P
    • Control: pneumatic (comando pneumático)
    • Configuration: three-gear transfer (3 eixos)
    • Sensor: supplied (com sensor)
    • ABER reference: TF3017PC
    • Pump interface: direct-mount hydraulic pump
    • Use: mobile hydraulics on medium-duty trucks
    Regular price £789.55
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  • TGO 500-1000 Clamshell Buckets

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    TGO 500-1000 Clamshell Buckets

    Key Features

    • Range: tgo 500 ; 650 ; 800 ; 900 ; 1000 models
    • Design: open clamshell with optional side plates
    • Rigidity: shafts through full body width
    • Guides: double guide bars
    • Use: universal bucket for loose material

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  • Thrust Plates
    Regular price £8.70
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    Thrust Plates

    Key Features

    • Function: control axial clearance in gear pumps/motors
    • Material: wear-resistant bronze/composite
    • Effect: reduces internal leakage; improves volumetric efficiency
    • Use: service/repair of hydraulic gear units
    • Fit: sized to model series (e.g. LS2035)
    Regular price £8.70
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  • Team Member

    Adam Hindle

    Sales Director

    I began my engineering career at Stockport College in around 2005, first completing a National Diploma in Electrical Engineering, followed by a Higher National Diploma in Mechanical Engineering. I then progressed to the University of Salford, where I earned a BEng (Hons) degree in Mechanical Engineering.

    After graduating, I started my professional career with Approved Hydraulics. I initially gained a combination of hands-on workshop experience and telephone-based sales experience. In later years, I moved into a full-time sales role and led the new crane and excavator attachments department that the company had recently established.

  • Tie rod - M8 x 168 for mounting 1-4 proportional modules - Approved Hydraulics Limited
    Regular price £9.14
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    Tie rod - M8 x 168 for mounting 1-4 proportional modules

    Key Features

    • Thread: m8
    • Length: 168 mm
    • Mounting capacity: 1-4 proportional modules
    • Use: secure servo/proportional module stack
    • Compatibility: scanreco mod10 servocontrol assemblies
    Regular price £9.14
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  • Tie rod - M8 x 212 for mounting 5 proportional modules - Approved Hydraulics Limited
    Regular price £12.02
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    Tie rod - M8 x 212 for mounting 5 proportional modules

    Key Features

    • Type: m8 tie rod for proportional module stack
    • Length: 212 mm for mounting up to 5 modules
    • Material: steel rod with threaded ends
    • Function: preload clamping and alignment of stack
    • Use: secure servo modules on base block
    Regular price £12.02
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  • Tie rod - M8 x 248 for mounting 6 proportional modules - Approved Hydraulics Limited
    Regular price £13.82
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    Tie rod - M8 x 248 for mounting 6 proportional modules

    Key Features

    • Type: m8 tie rod for proportional module stack
    • Length: 248 mm for mounting up to 6 modules
    • Material: steel rod with threaded ends
    • Function: preload clamping and alignment of stack
    • Use: secure servo modules on base block
    Regular price £13.82
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    • Order by 3pm for Next Day Delivery
  • Tie rod - M8 x 288 for mounting 7 proportional modules 5mm - Approved Hydraulics Limited
    Regular price £14.60
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    Tie rod - M8 x 288 for mounting 7 proportional modules 5mm

    Key Features

    • Type: m8 tie rod for proportional module stack
    • Length: 288 mm
    • Capacity: for 7 modules
    • Function: preload clamping and alignment of stack
    • Use: secure servo modules on base block
    Regular price £14.60
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    • Delivery to UK & Ireland
    • Order by 3pm for Next Day Delivery
  • Tie rod - M8 x 345 for mounting 8 proportional modules - Approved Hydraulics Limited
    Regular price £15.78
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    Tie rod - M8 x 345 for mounting 8 proportional modules

    Key Features

    • Type: m8 tie rod for proportional module stack
    • Length: 345 mm for mounting up to 8 modules
    • Material: steel rod with threaded ends
    • Function: preload clamping and alignment of stack
    • Use: secure servo modules on base block
    Regular price £15.78
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    • Order by 3pm for Next Day Delivery
  • Tiger Cut 210E Bolt Kit for Replacement Knife
    Regular price £24.06
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    Tiger Cut 210E Bolt Kit for Replacement Knife

    Key Features

    • Model: Tiger Cut 210E
    • Type: replacement knife
    • Material: hardened tool steel
    • Use: timber cutting on saw grapple
    • Notes: replace as balanced set
    Regular price £24.06
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  • Tiger Cut 210E Replacement Knife - Approved Hydraulics Limited
    Regular price From £680.06
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    Tiger Cut 210E Replacement Knife

    Key Features

    • Model: Tiger Cut 210E
    • Type: replacement knife
    • Material: hardened tool steel
    • Use: timber cutting on saw grapple
    • Notes: replace as balanced set
    Regular price From £680.06
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  • Tiger Cut 250E Bolt Kit for Replacement Knife
    Regular price £24.06
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    Tiger Cut 250E Bolt Kit for Replacement Knife

    Key Features

    • Model: Tiger Cut 250E
    • Type: replacement knife
    • Material: hardened tool steel
    • Use: timber cutting on saw grapple
    • Notes: replace as balanced set
    Regular price £24.06
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    • Delivery to UK & Ireland
    • Order by 3pm for Next Day Delivery
  • Tiger Cut 250E Replacement Knife - Approved Hydraulics Limited
    Regular price £812.06
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    Tiger Cut 250E Replacement Knife

    Key Features

    • Model: Tiger Cut 250E
    • Type: replacement knife
    • Material: hardened tool steel
    • Use: timber cutting on saw grapple
    • Notes: replace as balanced set
    Regular price £812.06
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    • Delivery to UK & Ireland
    • Order by 3pm for Next Day Delivery
  • Tiger Cut 300E Bolt Kit for Replacement Knife - Approved Hydraulics Limited
    Regular price £241.98
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    Tiger Cut 300E Bolt Kit for Replacement Knife

    Key Features

    • Model: Tiger Cut 300E
    • Type: replacement knife
    • Material: hardened tool steel
    • Use: timber cutting on saw grapple
    • Notes: replace as balanced set
    Regular price £241.98
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    • Order by 3pm for Next Day Delivery
  • Out of Stock
    Tiger Cut 300E Replacement Knife (400mm) - Approved Hydraulics Limited
    Regular price £1,299.00
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    Tiger Cut 300E Replacement Knife (400mm)

    Key Features

    • Model: Tiger Cut 300E
    • Type: replacement knife
    • Material: hardened tool steel
    • Use: timber cutting on saw grapple
    • Notes: replace as balanced set
    Regular price £1,299.00
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    • Delivery to UK & Ireland
    • Order by 3pm for Next Day Delivery
  • Tiger Cut 300E Spares - Approved Hydraulics Limited

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    Tiger Cut 300E Spares

    Key Features

    • Type: tree shear service kit
    • Compatibility: per T Cut or Tiger Cut model stated
    • Contents: pins ; bushes ; blades or guards as applicable
    • Benefit: restores cutting geometry and clamp force
    • Use: scheduled service or damage repair

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  • Approved Hydraulics Ltd Tilt Bucket - Approved Hydraulics

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    Tilt Bucket

    Key Features

    • Mechanism: integrated hydraulic tilt up to ~45° left and right
    • Cylinders: single or dual cylinder options with guarded rods
    • Control: flow control valves available on larger carriers to set tilt speed
    • Edge: reversible bolt-on cutting edge with wear pads on sides
    • Use: slope finishing; landscaping; backfilling; grading without repositioning
    • Compatibility: matched to carrier weight classes and common couplers

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  • Out of Stock
    Hydra Part Tipper & PTO Cab Control Unit - Approved Hydraulics
    Regular price £109.62
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    Tipper & PTO Cab Control Unit

    Key Features

    • Use case: In-cab control of PTO engagement and tipping functions
    • Use case: Power take off unit for driving hydraulic pumps on commercial vehicle gearboxes
    • Notes: Specification information is limited in source listing; confirm dimensions and compatibility before purchase
    • Notes: Details not stated
    • Notes: Details not stated
    Regular price £109.62
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    Hydra Part Tipper Cab Control Unit (Tip Only) - Approved Hydraulics
    Regular price £103.88
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    Tipper Cab Control Unit (Tip Only)

    Key Features

    • Use case: In-cab control of PTO engagement and tipping functions
    • Notes: Specification information is limited in source listing; confirm dimensions and compatibility before purchase
    • Notes: Details not stated
    • Notes: Details not stated
    • Notes: Details not stated
    Regular price £103.88
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    • Order by 3pm for Next Day Delivery
  • Tooth Holder Bolt - Approved Hydraulics Limited
    Regular price £1.32
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    Tooth Holder Bolt

    Key Features

    • System: stump grinder tooth holder fastener
    • Head: socket/hex drive for controlled torque
    • Material: high tensile steel with anti-corrosion finish
    • Purpose: secures tooth holder to cutter wheel
    • Service: replace when threads or head show wear
    Regular price £1.32
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  • Hydra Part Top Link Double Pilot Check Valve 1/2"BSP  50Lpm - Approved Hydraulics
    Regular price From £57.01
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    Top Link Double Pilot Check Valve 1/2"BSP 50Lpm

    Key Features

    • Application: tractor top link cylinder load holding
    • Type: double pilot operated check
    • Port size: 1/2' bsp
    • Rated flow: 25 to 50 l/min options
    • Use: prevents drift ; allows controlled retraction on pilot
    Regular price From £57.01
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    Hydra Part Top Link Double Pilot Check Valve 1/4"BSP - 25Lpm - Approved Hydraulics
    Regular price £27.44
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    Top Link Double Pilot Check Valve 1/4"BSP - 25Lpm

    Key Features

    • Application: tractor top link cylinder load holding
    • Type: double pilot operated check
    • Port size: 1/4' bsp
    • Rated flow: 25 to 50 l/min options
    • Use: prevents drift ; allows controlled retraction on pilot
    Regular price £27.44
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  • Hydra Part Top Link Double Pilot Check Valve 1/2"BSP  50Lpm - Approved Hydraulics
    Regular price £89.60
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    Top Link Double Pilot Check Valve 3/4"BSP

    Key Features

    • Type: double pilot operated check valve
    • Threads: 3/4" BSP
    • Function: locks load until pilot pressure releases checks
    • Use: load holding on cylinders and top links
    • Pressure: 315 to 350 bar class
    Regular price £89.60
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  • Top Link Double Pilot Check Valve 3/8"BSP In Lin - 25Lpm - Approved Hydraulics Ltd
    Regular price £45.46
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    Top Link Double Pilot Check Valve 3/8"BSP In Lin - 25Lpm

    Key Features

    • Application: tractor top link cylinder load holding
    • Type: double pilot operated check
    • Port size: 3/8' bsp
    • Rated flow: 25 to 50 l/min options
    • Use: prevents drift ; allows controlled retraction on pilot
    Regular price £45.46
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    • Order by 3pm for Next Day Delivery

All for Professional Hydraulic Applications

Discover quality all from Approved Hydraulics, trusted by professionals across construction, transport, forestry, agriculture and industrial sectors. Built for demanding working environments, our range offers dependable performance, durable construction and trusted reliability. Whether you are replacing existing parts or specifying components for a new build, our experienced team can help you find the right product. With fast UK delivery and expert technical support, Approved Hydraulics supplies hydraulic equipment you can rely on.

Common Calculations FAQs

Calculating force, speed, pressure, power, and efficiency in hydraulic applications.

How do you calculate actuator speed?

Actuator speed is determined by flow rate and cross-sectional area:

Speed = Flow rate ÷ Area

Flow rate is the volume of fluid delivered (in L/min or GPM).

Area is the cross-sectional area of the actuator piston: π × (diameter ÷ 2)².

How do you calculate cylinder force?

Cylinder force can be calculated using:

Force = Pressure × Area

Pressure is the system pressure (in psi or bar).

Area is the cross-sectional area of the cylinder bore (in square inches or square centimeters).

Area = π × (bore diameter ÷ 2)².

How do you calculate pressure drop across a valve?

Pressure drop can be calculated using the valve flow coefficient (Cv):

Pressure Drop (ΔP) = (Flow Rate)² ÷ (Cv² × Fluid Density)

Flow Rate is the fluid flow (in GPM or L/min).

Cv is the valve flow coefficient.

Fluid Density is the density of the hydraulic fluid.

How do you size an accumulator?

Accumulator sizing considers required flow, pressure, and pre-charge:

Accumulator Volume = Flow Rate × Time ÷ Pressure

This determines how much fluid must be stored to maintain system pressure.

How to convert psi to bar?

Use the conversion factor: 1 bar = 14.5 psi.

To convert psi to bar, divide psi by 14.5.

Example: 200 psi ÷ 14.5 = 13.79 bar.

What is pre-charge pressure in an accumulator?

Pre-charge pressure is the initial gas pressure in the accumulator before fluid enters.

It helps maintain system pressure as the accumulator discharges.

Typically set to 70–80% of system operating pressure.

What is specific gravity of hydraulic fluid?

Specific gravity is the ratio of hydraulic fluid density to water.

A value of 1 means equal density.

Less than 1 means the fluid floats; greater than 1 means it sinks.

What is torque in a hydraulic motor?

Torque is the rotational force produced based on system pressure and motor displacement:

Torque = Pressure × Displacement ÷ 2π

Pressure is the operating system pressure.

Displacement is the volume displaced per revolution (in cubic inches or cubic centimeters).

What unit is hydraulic power measured in?

Hydraulic power is measured in horsepower (HP) or kilowatts (kW).

Hydraulic horsepower can be calculated using:

HP = (Pressure (psi) × Flow rate (GPM)) ÷ 1714.

What’s the relationship between pump speed and flow?

Flow rate is directly proportional to pump speed.

If pump speed doubles, flow rate doubles (assuming constant displacement).

This is important when adjusting flow or selecting a pump for varying speeds.