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Bosch Rexroth | LFA40KWA7XX0012

LFA40KWA7X/X00/12

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The Bosch Rexroth LFA40KWA7X/X00/12 belongs to the LFA 2 Way Control Covers series. This control cover supports a maximum operating pressure of 420 bar and is compatible with HL/HLP hydraulic fluids as specified by DIN 51524, as well as HFC fluids under ISO 12922. It is designed to work within an ambient temperature range from -30 to 60 degrees Celsius and can handle hydraulic fluid temperatures from -30 to 80 degrees Celsius. The unit handles viscosities ranging from a minimum of 2.8 mm²/s to a maximum of 500 mm²/s. It features a cleanliness class of ISO 4406 20/18/15. Port thread standard is SAE, with ports Y/z1 using 3/4-16 UNF SAE-8 threads, and it is assembled using UNC mounting bolts. The cover utilizes NBR seals and has a weight of 7.4 kg, with an MTTFd value rated at 150 years.

Technical Specifications

Cleanliness Class
ISO 4406 20/18/15

Hydraulic Fluid
HL/HLP (DIN 51524)

Hydraulic Fluid (alt)
HFC (ISO 12922)

Max Ambient Temperature
+60 °C

Max Hydraulic Fluid Temp
+80 °C

Max Operating Pressure
420 bar

Max Viscosity
500 mm²/s

Min Ambient Temperature
-30 °C

Min Hydraulic Fluid Temp
-30 °C

Min Viscosity
2.8 mm²/s

Mounting Bolts
UNC

Mttfd
150 years

Port Thread Standard
SAE

Ports Y/z1 Threads
3/4-16 UNF (SAE-8)

Seal Material
NBR

Weight
7.4 kg

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