Description
Milton 601BK swivel connector is a high-quality brass pneumatic fitting designed to connect 5/16″ inner diameter (ID) air hoses to 1/4″ MNPT ports. This connector features a swivel design, allowing the fitting to rotate freely and reduce stress on the hose—ideal for dynamic or flexible connections.
Manufactured by MILTON, this connector is made in the USA and built to endure tough industrial environments. It’s perfect for assembly lines, workshops, automotive repair, and pneumatic machinery where tight spaces or movement require flexibility in hose routing.
H2 Features
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Swivel male connector for 5/16″ hose to 1/4″ MNPT 
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360° rotation reduces hose twisting and strain 
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Durable brass construction resists corrosion and high wear 
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Compact size for use in tight pneumatic systems 
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Trusted MILTON quality, Made in the USA 
H2 Technical Specifications
| Specification | Details | 
| Brand | MILTON | 
| Model | 601BK | 
| Type | Male swivel hose barb | 
| Hose ID Compatibility | 5/16″ | 
| Thread Size | 1/4″ MNPT | 
| Material | Solid brass | 
| Swivel Type | Free rotating (manual swivel) | 
| Max Pressure | 150 PSI | 
| Temperature Range | 32°F to 140°F (0°C to 60°C) | 
| Country of Origin | USA | 
 
 
H2 Applications
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Pneumatic power tools 
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Air hose assemblies 
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Compressors and regulators 
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Flexible connection points 
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Automotive repair and maintenance 
H2 Installation Tips
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Use a hose clamp to secure the 5/16″ hose over the barb. 
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Apply PTFE tape to the male NPT thread before connecting. 
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Hand-tighten into the port, then secure with a wrench. 
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Test for leaks before full pressurization. 
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Avoid over-tightening to protect brass threads. 
H2 Why Choose the Milton 601BK Swivel Connector?
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Provides flexibility and movement in hose lines 
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Maintains a leak-free connection in dynamic systems 
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Compact and corrosion-resistant for long-term use 
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Ideal for industrial, workshop, and automotive environments 
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Backed by Milton’s reputation for quality and performance 
 
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