MECHANICAL DIRECTIONAL CONTROLS
4484 Boeing Drive Rockford, IL 61109 • USA • Phone +1 (815) 397-6628 • Fax +1 (815) 397-2526
mail: delta@delta-power.com • www.delta-power.com
WARNING: the specications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described (herein). Any specic application should not be undertaken
without independent study, evaluation, and testing for suitability.
W 51 / 12-2022
PB-MCL MANUAL POPPET VALVE, 2 WAY NORMALLY CLOSED, PULL TYPE, LEVER
HYDRAULIC SYMBOL
PERFORMANCE VALVE SPECIFICATIONS
DESCRIPTION
8 size, 3/4-16 thread, “Power” series, manual poppet, 2 way normally closed, pull type valve with lever.
OPERATION
The PB-MCL blocks ow from (1) to (2) until an operator pulls the handle upward. The bias spring (see option
page for pressure) allows for backpressure at (2) before the valve will open.
Note: Pressure at port (2) will directly act on the spool and spring. Port (2) is intended to be a tank port only.
FEATURES
• Hardened parts for long life.
• Industry common cavity.
Nominal Flow 8 GPM (30 LTR/M)
Rated Operating Pressure 3500 PSI (241 bar)
Typical Internal Leakage (150 SSU) 0-5 drops/min
Viscosity Range 36 to 3000 SSU (3 to 647 cSt)
Filtration ISO 18/16/13
Media Operating Temp. Range -40° to 250°F (-40° to 120°C)
Weight .33 lbs (.15 kg)
Operating Fluid Media General Purpose Hydraulic Fluid
Cartridge Torque Requirements 25 ft-lbs (34 Nm)
Cavity POWER 2W
Cavity Form Tool (Finishing) 40500005
Seal Kit 21191101
Actual Test Data (Cartridge Only)
0
10
20
30
40
50
60
70
80
0 2 4 86
Pressure Drop (PSI)
0
1
2
Flow (GPM)
3
4
5
0 5 10 2015 25 30
Pressure Drop (bar)
Flow (LPM)
Port 2 to 1 (detent open)
Pressure above SPRING BIAS PRESSURE at port
(2) may cause valve to self open.
MECHANICAL DIRECTIONAL CONTROLS
4484 Boeing Drive Rockford, IL 61109 • USA • Phone +1 (815) 397-6628 • Fax +1 (815) 397-2526
mail: delta@delta-power.com • www.delta-power.com
WARNING: the specications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described (herein). Any specic application should not be undertaken
without independent study, evaluation, and testing for suitability.
W 51 / 12-2022
DIMENSIONS
ORDERING INFORMATION
PB-MCL – – –
OPTIONS BODIES
Buna Standard 00 Blank Without Body
Viton Standard V0 N 1/4” NPT Ports
Buna, Screen A0 S #6 SAE Ports
Viton, Screen W0
Note: use screen only if ow direction
is from (1) to (2).
SPRING BIAS PRESSURE
0075 75 PSI
0150 150 PSI
Note: pressure above SPRING BIAS PRESSURE
at port (2) may cause valve to self open.
Body Weight: .39 lbs (.18 kg)
