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Bosch Rexroth | LFA40RF-7XF12

LFA40RF-7X/F12

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The Bosch Rexroth LFA40RF-7X/F12 belongs to the LFA 2 Way Control Covers series. It is designed with a nominal size of 40 and utilizes UNC mounting bolts with an ISO 7368 interface. The control cover can withstand a maximum operating pressure of 420 bar and works with mineral oil hydraulic fluid types according to DIN 51524. Its integrated seat valve features a spring return mechanism. The device accommodates viscosity ranges from 2.8 mm²/s to 500 mm²/s and supports maximum fluid temperatures up to 80 °C. Port Y allows for a maximum pressure of 5 bar. The LFA40RF-7X/F12 uses NBR seals and has a total weight of 7.4 kg.

Technical Specifications

Cleanliness Class
ISO 4406 20/18/15

Connection Type
SAE Threaded (Code 12)

Hydraulic Fluid
Mineral Oil (HL, HLP) DIN 51524

Integrated Seat Valve
Spring Return

Max Fluid Temperature
80 °C

Max Operating Pressure
420 bar

Mounting Bolts
UNC

Mounting Interface
ISO 7368

Nominal Size
40

Nozzle Diameter X
1.5 mm

Nozzle Diameter Z1
1.2 mm

Port Y Max Pressure
5 bar

Seals
NBR

Viscosity Maximum
500 mm²/s

Viscosity Minimum
2.8 mm²/s

Weight
7.4 kg

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