Directional Valves

MR10-31 — Manual Rotary Valve, 3-Way, 2-Position
   Selection guide - similar valves.
   PDF file of this page.
   STP file for MR10-31.
   Request a quote.

MR10-31 Valve

MR10-31 Valve symbol

A manually-operated three-way, two-position directional valve with
adaptability to a variety of adjustment operators (ordered separately).

The MR10-31 operates by rotating 90° to 2-positions. In extreme counterclockwise
position, ports 1 and 2 are open while port 3 is closed. In extreme clockwise position,
ports 1 and 3 are open while port 2 is closed. All ports are closed in transition.

• Two-position detent or infinite friction lock ordered separately.
• May be fully pressurized at all ports.
• Optional lock-down bracket.
• Heavy-duty construction.
• Industry common cavity.

Operating Pressure: 240 bar (3500 psi)
Flow: up to 38 lpm (10 gpm)
Maximum Internal Leakage at 240 bar (3500 psi): 164 cc/minute (10 cu. in./minute)
Temperature: -40 to 100°C (-40 to 212°F) with Buna seals;
   -26 to 204°C (-15 to 400°F) with fluorocarbon seals.
Filtration: See page 9.010.1
Fluids: Mineral-based or synthetics with lubricating properties at viscosities of
   7.4 to 420 cSt (50 to 2000 sus); See Temperature and Oil Viscosity, page 9.060.1
Installation: No position restrictions; See page 9.020.1
   See below for Handle options and installation.
Cavity: VC10-3; See page 9.110.1_3w
Cavity Tool: CT10-3xx; See page 8.600.1
Seal Kit: SK10-3x-MM; See page 8.650.1
Lock Down Bracket Kit: Part No. 5399000


MR10-31 Valve Performance Chart


Cartridge: Weight: 0.12 kg (0.27 lb); Steel with
hardened work surfaces. Zinc-plated exposed surfaces;
Buna N O-rings and fluorocarbon back-ups standard.

Standard Ported Body:
Weight: 0.27 kg (0.60 lb);
Anodized high-strength 6061 T6 aluminum alloy, rated
to 207 bar (3000 psi). Ductile iron bodies available;
dimensions may differ.
See page 8.010.1_3w

Lever-Type Handle: (Sold Separately)
Weight: 0.18 kg (0.38 lb) Steel with hardened work surfaces. Zinc-plated exposed surfaces.
Plastic lever arm.

Handle Options and Installation:
MR Series Operator Options
Plastic Knob & Lock-Down Bracket Installation
Ball & Lever Handle Installation

MR10-31 Ordering Chart

Selection guide - similar valves.
PDF file of this page. STP file for MR10-31 Request a quote.