Valves - Directional Controls - Load Shuttle

LS08-30

LOAD SHUTTLE VALVE

Overview

Description

A load shuttle, screw-in, cartridge style, hydraulic check valve, for use in blocking circuits where a priority of flow/direction is given to a higher pressure circuit over a lower one

Operation

The LS08-30 will allow flow from the higher pressure port 1 or 3 to port 2

Features

  • Rapid response to load direction changes.
  • Compact size.

Ratings

Pressure Ratings
Pressure rating
241 bar (3500 psi)
Flow Ratings
Flow rating
See performance graph
Maximum internal leakage
0.25 ml/min (5 drops/min) At 207 bar (3000 psi)
Temperature Ratings
Maximum 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
-54 to 107 °C (-65 to 225 °F) With urethane seals
Storage temperature
-40 to 70 °C (-40 to 160 °F)
Ambient temperature
-40 to 90 °C (-40 to 194 °F)
Other Ratings
Corrosion protection
960 hr salt spray per ASTM b117 (gls08-30)

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

Cartridge weight
0.06 kg (0.14 lb)
Internal wetted surface area
70 cm² (10.8 in²)

Performance

LS08-30_Perf_Chrt

Dimensions

LS08-30_Dim_Dwg

Materials

Materials

Cartridge: Weight: 0.08 kg (0.17 lb); Steel with Zinc-plated exposed surfaces; Buna N O-rings and 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.

Installation Specifications

Cavity
VC08-3
Cartridge installation torque
25.8 to 28.5 N-m (19 to 21 ft-lb)
Maximum allowable torque
54.2 N-m (40 ft-lb)
Orientation restriction
None

Accessories

Seal kit
SK08-3N-MM Buna N
SK08-3V-MM Fluorocarbon
SK08-3P-MM Polyurethane
SK08-3U-OO Urethane

Order code

POSITION
CODE
DESCRIPTION
LS08-30-H-J
H
Line Body
H
0
No Body
H
4T
Aluminum SAE 4
H
6T
Aluminum SAE 6
H
6TD
Ductile Iron SAE 6
H
8TD
Ductile Iron SAE 8
H
3B
Aluminum BSPP 3/8" (3)
H
3BD
Ductile Iron BSPP 3/8" (3)
J
Seal
J
N
Buna-N
J
V
Fluorocarbon
J
P
Polyurethane
J
U
PPDI Urethane
LS08-30_Order