MILTON 1091-1 1/2″ CHECK VALVE

🔧 MILTON 1091-1 – check valve 1/2 inch for pneumatic systems

The check valve 1/2 inch MILTON 1091-1 is a high-performance brass one-way valve designed for use in pneumatic applications where backflow prevention is critical. With its compact form and robust construction, this valve helps maintain consistent airflow direction, improving the efficiency and safety of your air tools and compressors.

This MILTON check valve is built with corrosion-resistant brass and features precision-machined internal components that guarantee reliable sealing. It installs easily into any 1/2 inch NPT line and automatically prevents reverse airflow when pressure drops or flow is interrupted.

Used across industrial, automotive, and workshop environments, the 1091-1 is a simple but vital component for preserving the integrity of compressed air systems.

🔧 Key features

• Brand: MILTON

• Model: 1091-1

• Type: Pneumatic check valve

• Connection size: 1/2 inch NPT

• Material: Solid brass

• Function: One-way airflow (non-return)

• Max pressure: 250 PSI

• Valve mechanism: Spring-loaded internal poppet

• Temperature range: -40°F to 250°F (-40°C to 121°C)

• Installation: Inline or downstream

🧠 Ideal for:

• Air compressors

• Pneumatic tools

• Spray equipment

• Industrial machinery

• Automotive shops

• Manufacturing plants

✅ Benefits of the MILTON check valve 1/2 inch

• Prevents backflow to protect equipment

• Durable brass construction resists corrosion and wear

• Automatic operation with no user intervention required

• Compact and lightweight for easy installation

• Works under high pressure up to 250 PSI

• Compatible with all 1/2 inch NPT systems

• MILTON quality assurance trusted across industries

🧾 Technical specifications

• Brand: MILTON

• Model number: 1091-1

• Connection size: 1/2 inch NPT

• Max pressure: 250 PSI

• Material: Brass

• Valve type: Spring-loaded poppet

• Temperature range: -40°F to 250°F

• Seal type: Viton

• Flow direction: One-way only

• Installation orientation: Horizontal or vertical

⚠️ Usage notes

Install with proper flow direction as indicated by arrow marking. Ensure seals are tight for optimal performance. Not suitable for liquid or fuel systems.