Reliable Performance with 3H21 Male Coupling

High-Performance Hydraulic Solution

The 3H21 Male Coupling is engineered to deliver exceptional performance in industrial and hydraulic applications. Its precision design ensures a leak-proof connection, providing peace of mind for professionals who demand reliability in their operations. Whether you’re working in construction, manufacturing, or agriculture, this coupling is built to meet the toughest challenges, ensuring optimal hydraulic efficiency in your system.

Durability and Strength for Demanding Applications

Constructed from premium materials, the 3H21 Male Coupling offers superior durability and corrosion resistance. Its robust design makes it ideal for high-pressure environments, ensuring it can withstand the toughest conditions without compromising performance. This coupling’s heavy-duty construction translates into longer service life, reducing downtime and maintenance costs for your operations.

Easy Installation and Versatile Compatibility

With its universal design, the 3H21 Male Coupling offers versatile compatibility with various hydraulic systems. It features a user-friendly installation process, saving you time and effort in getting your equipment up and running. Whether retrofitting old equipment or building a new hydraulic system, this coupling guarantees seamless application integration.

3H21 Product Attributes:

• Manufacturer Part Number (MPN): 3H21
• Brand: HK Series
• Size: 3/8″
• Color: Silver
• Material: High-grade steel

3H21 Features:

• Meets dimensional requirements to ISO standard 7241-1 Series B
• Self-sealing poppet valve design
• Seal options available include Nitrile, PTFE, Neoprene, FKM, EPDM, and Kalrez®
• Available in brass, carbon steel, and stainless steel material
• Fire-rated version available with Lloyd’s certification for BOP applications (HKFR series)