3

2

1

3

2

1

MB-19A-X-Y-Z

Clearance

Pilot

Shoulder

Locating

M48x2

Valve

(1 5/8 inch)

41.2 Hex.

Load

(L Control shown)

from locating shoulder.

Maximum extension

Control Option:

Turn screw clockwise

to reduce setting and

release load.

Working Parts

5.8

2

1

3

124

63.5

Piloted Open

(3 Ports, Non-Vented)

Free Flow

Y

LOAD CONTROL, LOAD REACTIVE VALVES

Rev.131120

B.126.104

Ordering Code:

UNIT:mm

OPTIONS

Z

H

socket screw.

L

30

320

Pressure Differential vs Flow

25

20

15

10

5

480240

160

80

0

Pressure- P(bar)

Flow-Q(l/min)

400

320

Pressure Differential vs Flow

500

400

300

200

100

480

240

160

80

0

Pressure- P(bar)

Flow-Q(l/min)

400

TECHNICAL DATA

Max. Setting: 350 bar

Rated flow: 480 l/min

Cavity-Tooling: 19A-3

Installation torque: 465-500 Nm

Weight: 1.90 kg

Pressure Setting:

Leakproof hex.

load induced pressure.

Setting should be 1.

3 times maximum

J

a spool valve.

4.5 : 1

valve. It seats as a poppet valve and modulates as

(with sealed pilot)

X

3A

1.5 : 1

3C

3 : 1

3D

I

PILOT RATIO

(70 bar Standard Setting)

25 to 105 bar

(210 bar Standard Setting)

140 to 350 bar

(1.7 bar Cracking Pressure)

ADJUSTMENT RANGES

(210 bar Standard Setting)

This valve is functionally a 3 ports counterbalance

70 to 280 bar

SPRINGS