Catawissa 4 in. Fig 300 Steel Hammer Union

The Catawissa Fig 300 4 in. Hammer Union is engineered for high-pressure applications including oil, gas, water, and steam service. Constructed from heavy-duty forged steel, it delivers superior strength, impact resistance, and long-term reliability in demanding industrial and oilfield environments. Precision-machined metal-to-metal sealing surfaces ensure a secure, leak-free connection. Rated for 3,000 PSI working pressure and 4,500 PSI test pressure, this union features 4 in. NPT female threaded ends for quick, safe, and efficient installation.

Features

• Forged steel construction provides exceptional strength and durability for high-pressure environments.
• 4 in. NPT female ends allow quick, secure threaded connections for easy assembly.
• 3,000 PSI working pressure suitable for oilfield, water, gas, and steam service.
• Metal-to-metal seal ensures a tight, leak-free connection without requiring gaskets.
• Precision machining guarantees accurate fit and compatibility with other Fig 300 hammer unions.

Specifications

• Brand: Catawissa
• Size: 4 in.
• Figure Number: 300
• Material: Forged Steel
• Connection Type: NPT Female Threaded Ends
• Seal Type: Metal-to-Metal
• Working Pressure: 3,000 PSI
• Test Pressure: 4,500 PSI
• Applications: Oil, Gas, Water, and Steam Service
• Usage: High-Pressure Industrial and Oilfield Environments

Downloads

Specification Sheet (PDF Download)

Product Literature (PDF Download)