Take a Video Tour
    of The Hope Group

  View Video Archive

Our Best Advice

Customers rely on us to help select components, design complex systems, to manufacture, install, and maintain machinery and equipment. We offer our best advice through our blogs.

The Hope Group

The Hope Group is an authorized full-line Parker distributor featuring hydraulic, pneumatic, fluid connector, and sealing products for OEM and MRO applications.

Sorensen Systems is a designer/builder of custom systems providing clean water, renewable energy sources, and technologically advanced process systems for industry.

Hope Air Systems is an authorized distributor for Kaeser Compressor featuring energy efficient rotary screw compressors as well as a designer/builder of skid-mounted packaged compressed air systems.

Hope Service can dispatch its field service fleet of vehicles and experienced, factory-trained technicians to provide emergency and routine field service to its hydraulic, electrical, and compressed air systems customers.

The Hope Group owns and operates eight Parker Stores at its branch locations providing "while you wait" replacement of hose assemblies and immediate on-hand access to 3,000 Parker fluid connector parts.

The Hope Group provides 24 hour access to $150 million of Parker parts through its eCommerce website,, offering one or two-day shipping of all your hose & fittings, hydraulic, pneumatic, valve, and filtration needs.

iPower Distribution Group of New England provides supply chain consulting and implementation through streamlined procure-to-pay process, vendor managed inventory (VMI), Kanban, and in-plant buyer-planner services.


CNG Hose Assemblies Home › CNG On-Vehicle Fuel Conveyance

Navigation for


CNG On-Vehicle Fuel Conveyance

High Pressure Hose
Flexible, lightweight hose serves as primary conveyance of CNG in all areas of the vehicle system up to the firewall. Rated to 180°F (82°C)at 5,000 psi.

  • Electrically conductive

  • Dampens vibration and noiseUp to 30% lighter than rigid tubing

  • Very flexible; easy to install with faster routing and simple maintenance

  • Robust hose design resists fatigue,
    corrosion, and environmental effects

Low Pressure Hose
CNG compatible low-pressure, rubber-covered hose with nylon inner tube. High temperature rated to 250°F (121°C) at 425 psi. Flexible with a small bend radius
for easy routing.

  • CAN / CGA-8.1-M86 Type III

  • Meets UL 21 588, 569 specifications

  • Meets ECE R110 / R67 specifications


Seal-Lok O-Ring Face Seal Fittings
Leak-free, vibration-resistant, assembly line friendly ORFS threaded connection available in inch (1/4" to 3/4") and metric (6 mm to 20 mm) sizes for high or low-pressure CNG applications using hard tube or hose.

  • Utilizes captive o-ring groove for positive seal retention

  • Zero clearance fitting system permits ease of plumbing, especially for tight installation

  • Resistance to over-torque up to 200% of assembly torque, no assembly gauge required

  • Unlimited reusability due to
    elastomeric seal, only seal replacement is needed

  • Seal-Lok fittings with CNG approved o-ring compound are ECE R110, ANSI NGV 3.1-2012 / CSA 12.3-2012, and ISO 15500 compliant



Benji Grubel   Parker 'Onsite Container' Hose Shop In Stock Ready to Install
Benji Grubel
Fluid Connector Specialist

mike-gardella-sorensen-systems   Fresh Water Now Flowing in Kingdom of Jordan Thanks to Sorensen Systems
Mike Gardella
Sorensen Systems

peter-rhoten-hope-air-systems   Avoid Making a Bad Choice When Installing a Compressor
Peter Rhoten
Hope Air Systems

drew-swanton-parker-store   Reducing Hose Inventory Maximizes Profitability and Safety
Drew Swanton
Branch Manager

doug-markham-ipower-new-england   VMI:
What are Your Expectations?
Doug Markham
President, iPower NE


The Hope Group, a division of KLX Inc. | 70 Bearfoot Road, Northborough, MA 01532

Phone: 508-393-7660 | Fax: 508-393-8203 | Email

Terms & ConditionsLegal DisclaimerJobsOur Mission

© 2018, The Hope Group. All rights reserved