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Bosch Rexroth | LC40A40E7XV

LC40A40E7X/V

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The Bosch Rexroth LC40A40E7X/V is part of the LC 2 Way Cartridge Valves series. This valve features a nominal size of 40 and has a maximum operating pressure of 420 bar. It is designed with an area ratio of 2:1 and an annulus area of 50 percent. The A1, A2, and A3 areas measure 11.1 cm², 5.52 cm², and 16.62 cm² respectively. The valve offers a theoretical pilot flow of 170 liters per minute and a pilot volume of 28.3 cm³. Its spool stroke is 1.7 cm, and the cracking pressure from port A to B is 4.00 bar. The unit has FKM seals, meets ISO 7368 mounting cavity standards, and weighs 1.9 kg. It conforms to the ISO 4406 (c) 20/18/15 cleanliness class specification.

Technical Specifications

A1 Area
11.1 cm2

A2 Area
5.52 cm2

A3 Area
16.62 cm2

Annulus Area
50%

Area Ratio
2:1

Cleanliness Class
ISO 4406 (c) 20/18/15

Cracking Pressure (a To B)
4.00 bar

Maximum Operating Pressure
420 bar

Mounting Cavity Standard
ISO 7368

Nominal Size
40

Pilot Volume
28.3 cm3

Poppet Form
Without Damping Nose

Seal Material
FKM

Spool Stroke
1.7 cm

Theoretical Pilot Flow
170 l/min

Weight
1.9 kg

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