Valves - Directional Controls - Manual - Push to Open

MV08-22

MANUAL RELEASE VALVE

Overview

Description

The MV08-22 is a screw-in, cartridge style, cam-operated, two-way normally closed, poppet type, directional valve.

Operation

The valve blocks flow from port 2 to 1 until applied cam force is sufficient to overcome the spring bias plus load force.

Features

  • Hardened seat and poppet for long life.
  • Stainless steel cam button.
  • Compact size.
Pressure Ratings
Pressure rating:
  • 207 bar (3000 psi)
Flow Ratings
Flow rating:
  • 37.9 lpm (10 gpm)
Maximum internal leakage:
  • 0.15 ml/min (3 drops/min) At port 2 20.7 to 207 bar (300 to 3000 psi)
Temperature Ratings
Operating fluid temperature:
  • -40 to 100 °C (-40 to 212 °F) With buna N seals
  • -26 to 204 °C (-15 to 400 °F) With fluorocarbon seals
  • -54 to 107 °C (-65 to 225 °F) With polyurethane seals
Storage temperature:
  • -40 to 70 °C (-40 to 160 °F)
Ambient temperature:
  • -40 to 70 °C (-40 to 160 °F)
Other Ratings
Corrosion protection:
  • 960 hr salt spray per ASTM b117 (gmv08-22)
Fluids:
  • Mineral based or synthetic hydraulic fluid with lubricating properties
Fluid viscosity range:
  • 7.4 to 420 cSt
Maximum operating contamination level:
  • 20/18/14 per ISO 4406
Operating force required:
  • 9.1 kg (20 lbf) With no load at port 2
  • 20.9 kg (46 lbf) With port 2 loaded at 69 bar (1000 psi)
  • 32.7 kg (72 lbf) With port 2 loaded at 138 bar (2000 psi)
  • 44.5 kg (98 lbf) With port 2 loaded at 207 bar (3000 psi)
Unit weight:
  • 0.08 kg (0.2 lb)
Internal wetted surface area:
  • 64 cm² (9.9 in²)
MV08-22_Perf_Chrt(2022-02-24)
MV08-22_Dim_Dwg(2022-02-24)
Cavity:
Cartridge installation torque:
  • 24.4 to 27.2 N-m (18 to 20 ft-lb)
Orientation restriction:
  • None
Seal kit:
  • SK08-2X-T X = seal option
MV08-22_Order(2022-02-24)

Model Options

MV08-22-H-J
H Line Body
CODE
DESCRIPTION
0
No Body
6T
Aluminum SAE 6
8T
Aluminum SAE 8
6TD
Ductile Iron SAE 6
8TD
Ductile Iron SAE 8
2B
Aluminum BSPP 1/4" (2)
3B
Aluminum BSPP 3/8" (3)
J Seal
CODE
DESCRIPTION
N
Buna-N
V
Fluorocarbon
P
Polyurethane
U
PPDI Urethane