English
78 Series 73 Series API HOSE FITTINGS
77 Series Parker hose fittings
SS316 Stainless Steel 43 series Hose Fittings,Metric adapters,Verious types for your option.
Adapter -Hydraulic Fittings- HainarHydraulics
SAE adapters ,large stocks

we have a large inventory of Parker 43/71/56 series ＆ HY series compatiable Hydraulic Crimp Hose Fittings, Contact us Now!

ProductsProducts

about usabout us

HAINAR Hydraulics CO., Ltd. commenced manufacturing hydraulics hose fittings, adapters and hydraulic hose assembly in 2007, Our product range and main product line is for High-pressure hydraulic fittings and hose assembly.

After 14 years develop, HAINAR Hydraulics got a good reputation in domestic customer and oversea customers. We supply the hydraulic high-pressure hose assembly and fittings to machinery factory in domestic market. Such like injection molding machine, Construction machinery, mining machinery and drilling machine Fishing Equipment for ship etc. Now we have 40% of our hydraulic hose fittings, adapters and hydraulic quick couplings are exported to Western Europe, Eastern Europe, North American, South American and South East Asia.

Featured productsFeatured products

latest newslatest news

  • Why Hydraulic Fitting Quality & Professional Testing Matter for System Safety

      Hydraulic fittings are the unsung heroes of hydraulic systems, connecting pipes, valves, and actuators. Their quality directly determines a system’s sealing performance, pressure resistance, and operational stability. Poor-quality fittings can lead to costly leaks, pressure loss, or even catastrophic system failures—making quality control and testing non-negotiable for industries like construction, manufacturing, and marine engineering.   At the core of reliable hydraulic fittings lies material selection. For low-pressure, normal-temperature systems, carbon steel (e.g., 20#, 45#) is a cos...

  • What Is the Importance of Leak-Free Hydraulic Connections

    Leak-free hydraulic connections play a crucial role in ensuring operational efficiency. They help prevent costly downtime and reduce maintenance expenses. Additionally, avoiding leaks enhances safety and minimizes environmental risks. By choosing the right hydraulic fittings, such as hose fittings, hydraulic couplings, NPT fittings, and metric fittings, companies can improve system longevity and reliability. Key Takeaways Leak-free hydraulic connections enhance operational efficiency and safety. They prevent costly downtime and reduce maintenance expenses. Choosing the right hydraulic fit...

  • Key Standards for Hydraulic Hoses: Ensuring Safety and Performance in Fluid Power Systems

    Hydraulic hoses are the lifeline of hydraulic systems, responsible for transmitting high-pressure fluids to maintain smooth and safe operation of industrial machinery, automotive equipment, and heavy-duty engineering tools. To guarantee their quality, durability, and compatibility across global markets, adherence to internationally recognized standards is indispensable. These standards define critical parameters such as dimensional accuracy, pressure resistance, material performance, and testing protocols, serving as a cornerstone for manufacturers, engineers, and end-users alike.​ At the g...

  • Who are the emerging leaders among hydraulic fittings suppliers in 2025

    Choosing the right hydraulic fittings supplier matters for every business. In 2025, companies like Parker Hannifin, Eaton, Manuli Hydraulics, Alfagomma, RYCO, VOSS, HANSA-FLEX, and Ruihua Hardware stand out. The table below shows what sets each apart, from stainless steel pipe fittings to stainless steel braided hose solutions. Company Unique Strengths Ruihua Hardware Precision CNC fittings, ISO 9001:2015, ORFS Leak-Guard™ series Parker Hannifin Extensive product options, global service centers, non-spill quick couplings Eaton Power-management expertise, predictive maintenance s...

  • Common Materials in Industrial Hose Construction: Inner, Reinforcement, and Outer Layers

    Industrial hoses are indispensable across sectors like manufacturing, agriculture, and automotive, with their performance hinging on the materials chosen for each key layer. Each component—inner, reinforcement, and outer—serves distinct functions, tailored to specific demands such as media compatibility, pressure handling, and environmental resilience. The inner layer, in direct contact with conveyed substances, requires resistance to corrosion, abrasion, and chemical interaction. Natural Rubber (NR) is widely used for general purposes involving water or air, boasting strong elasticity but ...

Hit enter to search or ESC to close