Directional Valves

MR10-40 — Manual Rotary Valve, 4-Way, 2-Position

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DESCRIPTION
A manually-operated 3-way, 3-position directional valve with adaptability to a variety of adjustment operators (ordered separately).

OPERATION
IThe MR10-40 has two positions with 90° rotation. In extreme counterclockwise position ports 1 and 4 are open while ports 2 and 3 are open. In extreme clockwise position, ports 1 and 2 are open while ports 3 and 4 are open. All ports are closed in transition.

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

RATINGS
Operating Pressure: 240 bar (3500 psi)
Flow: up to 11.4 lpm (3 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: VC10-4; See page 9.110.1_4w
Cavity Tool: CT10-4xx; See page 8.600.1
Seal Kit: SK10-4x-MMM; See page 8.650.1
Lock Down Bracket Kit: Part No. 5399000

MATERIALS:

Cartridge: Weight: 0.13 kg. (0.29 lbs.); Steel with
hardened work surfaces. Zinc-plated exposed surfaces;
Buna N O-rings and fluorocarbon back-ups standard.

Standard Ported Body: Weight: 0.34 kg. (0.75 lbs.);
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 lbs.) 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

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