Quick Coupling with Coaxial Function to connect two independent lines, Series 703

Where to Buy

Quick Coupling System with nominal diameter 3 for hydraulic applications. Available in steel.

Technical Specifications

Diameter: 3 mm (Nominal)
Valve Included: Yes
Version: Double Shut-Off
Connection Thread Size: M12x1.5 mm, M27x1.5 mm
Length: 85 to 102 mm
Outside Diameter: 30 to 48 mm
Materials of Construction: Steel
Seal Material: NBR
Minimum Operating Temperature: -30 °C
Maximum Operating Temperature: 100 °C
Application: Hydraulics

Safety Warning

Full Product Description

Parker's Quick Connect Coupling Series 703 is a coupling system with coaxial function to connect two independent lines (pressure
line and return line). It is available as Twin-Hose solution and Hose-in-Hose solution.
The Parker „Coaxial Hose Package“ is completely assembled with a Hose-in-Hose coupling and plug, and prefilled with hydraulic oil.
TÜV approval according to NFPA 1936:2010 and DIN EN 13204:2012.
Patent pending.

Safety Note
A reliable functioning for the hose-in-hose solution can only be guaranteed in conjunction with original Parker Coaxial-Hose.

Max. Working Pressure Connected bar - Pressure Line:
720 bar

Max. Working Pressure Connected bar - Return Line:
35 bar

Markets:
- Rescue
- Industrial
- Safety Technology

Features/Benefits:
- With Safety locking sleeve
- Dry-break solution with extremely low dead space volume
- Easy to handle - no connecting against remaining pressure
- Sealed sleeve protects against dust and dirt
- Coupling and plug assembled with dust caps (POM black) and stainless steel wire

Applications:
- Rescue Applications
- Hydraulic Cutter and Spreader
- Rerail Systems