Valves - Directional Controls - Manual - Rotary

MR10-20

ROTARY CARTRIDGE VALVE FLOW CONTROL, 180 DEGREE ROTATION

Overview

Description

The mr10-20xx is a manual rotary flow control

Operation

Flow is increased from minimum to maximum in a counterclockwise rotation. It is a cartridge style valve for use with general purpose hydraulic fluids

Features

  • Ten-position detent or infinite friction lock options.
  • Good linearity in three flow range options.
  • Adaptable to a variety of operators.
  • Optional lock-down bracket.
  • Heavy-duty construction.
  • Low effort adjustment.
  • Industry common cavity.

Ratings

Pressure Ratings
Pressure rating:
  • 241 bar (3500 psi)
Flow Ratings
Flow rating:
  • See charts
Maximum internal leakage:
  • 164 ml/min (10 in³/min) At 241 bar (3500 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 viton 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)

Operating Parameters

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

Properties

Operating torque required:
  • 3.95 N-m (35 in-lb) At 6.7 bar (100 psi)
  • 5.08 N-m (45 in-lb) At 241 bar (3500 psi)
Unit weight:
  • 0.14 kg (0.3 lb)
Internal wetted surface area:
  • 113 cm² (17.5 in²)

Performance

MR10-20_Flow-Pressure

Dimensions

MR10-20_Dim

Materials

Materials

Cartridge: Weight: 0.12 kg. (0.26 lbs.); Steel with hardened work surfaces. Zinc-plated exposed surfaces; Buna N O-rings and polyester elastomer back-ups standard.

Standard Ported Body: Weight: 0.16 kg. (0.35 lbs.); Anodized high-strength 6061 T6 aluminum alloy, rated to 207 bar (3000 psi); Ductile iron bodies available; dimensions may differ.

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 : Flow Control Adjustment Options Plastic Knob and Lock-Down Bracket Installation Ball & Lever Handle Installation

Installation Specifications

Cavity:
Cartridge installation torque:
  • 32.6 to 35.4 N-m (24 to 26 ft-lb)
Orientation restriction:
  • None

Accessories

Seal kit:
  • SK10-2X-M X=seal option

Order Code

POSITION
CODE
DESCRIPTION
MR10-20BG-H-J
B
Spool Metering Capability
B
A
0 to 13 gpm (0 to 49.2 lpm)
B
B
0 to 9 gpm (0 to 34.1 lpm)
B
C
0 to 6 gpm (0 to 22.7 lpm)
G
Screen
G
BLANK
NONE
G
S
100 Mesh Screen
H
Line Body
H
0
No Body
H
6T
Aluminum SAE 6
H
8T
Aluminum SAE 8
H
8TL
Aluminum SAE 8L
H
6TD
Ductile Iron SAE 6
H
8TD
Ductile Iron SAE 8
H
3B
Aluminum BSPP 3/8" (3)
H
4B
Aluminum BSPP 1/2" (4)
H
4BD
Ductile Iron BSPP 1/2" (4)
J
Seal
J
N
Buna-N
J
V
Fluorocarbon
J
P
Polyurethane
J
U
PPDI Urethane
MR10-20_Order