High-Quality Hydraulic Fittings with 14-Month Warranty

Premium hydraulic fittings & adapters manufacturer in China. 20+ years of experience, ISO & SGS certified. Always providing stable & reliable components for extreme industrial applications.

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About Liber Fittings

With over 20 years of experience in the hydraulic fittings industry, we are committed to delivering precision-engineered, high-performance components trusted by global partners.

Manufacturer Union of 5 Specialized Workshops

We operate as a manufacturer union combining five expert workshops, each focused on a specific product category to ensure maximum quality and efficiency:

Small Hose Couplings
Big Hose Couplings
Hose Ferrules
Straight Hydraulic Adapters
Elbow & Tee Hydraulic Adapters

20+ Years Experience

Trusted by clients in automotive, heavy machinery, and industrial sectors for over two decades.

14-Month Warranty

NO LEAK, NO CRACK, NO BLOW OFF, NO BURST — guaranteed reliability from invoice date.

Advanced Automation

Dimensional checks via camera systems and full automation for consistent precision.

Our Hydraulic Fittings & Adapters

Precision-engineered components for extreme pressure and durability. OEM/ODM custom solutions available.

Straight Adapter JIC Male x BSP Male O-Ring

1JG Straight Adapter

JIC Male 74° Cone x BSP Male O-Ring

Code: 1JG Add to Quote

DKJ 45° JIC Female

74° Cone Seat Hydraulic Adapter

Code: 26741 Add to Quote

2404 Straight Adapter

Male JIC x Male NPTF

Code: 2404 Add to Quote

4HN Metric Male

L-Series Hollow Hex Plug

Code: 4HN Add to Quote

Ferrule for R2AT 2SN Hose

03310 Ferrule

For R2AT 2SN Hose

Code: 03310 Add to Quote

Ferrule for 4SP, 4SH, R12 Hose

00400 Ferrule

For 4SP, 4SH, R12 Hose

Code: 00400 Add to Quote

Interlock Ferrule for R13 Hose

00621 Interlock Ferrule

For R13 Hose

Code: 00621 Add to Quote

20411 Hydraulic Fitting

High-pressure carbon steel fitting

Code: 20411 Add to Quote

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Why Choose Liber Fittings?

Engineered for performance, durability, and peace of mind.

Certified Quality

ISO 9001, SGS, CE, and TUV certified. Full test reports available.

One-Piece Construction

No welding, no weak points. All blanks are one-body forged.

High-Pressure Ready

Engineered to endure extreme working pressures without failure.

14-Month Warranty

NO LEAK, NO CRACK, NO BLOW OFF, NO BURST — guaranteed.

Trusted by Global Partners

"Our collaboration with Liber Fittings has spanned over 10 years, and their hydraulic fittings and adapters have proven indispensable in our operations. The products consistently meet the rigorous demands of our industry, demonstrating exceptional durability and precision under extreme conditions."

John Doe

Automotive Industry

"Working with Paul Liu from Liber Fittings has been a game-changer for our manufacturing process. Paul has provided us with not only top-quality hydraulic adapters but also crucial technical support. His attention to detail and ability to solve complex issues have significantly improved our production efficiency."

Santos Malians

Wholesaler

"Paul Liu from Liber Fittings has been a fantastic partner for our wholesale needs. We recently received a 20-foot container of hose fittings and adapters, and the entire process was seamless, thanks to Paul's expertise. The quality of the fittings was exceptional, and the delivery was timely."

John Doe

Heavy Machinery Manufacturing

Get in Touch

We respond within one working day. Submit a quote request or download our catalog.

Contact Information

No. 16-1, Cheng Xin Rd., Xikou Town, Fenghua Dist., Ningbo, China 315502

+86 19817118626 (Paul Lau)

[email protected]

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