Milton Industries S1093-4 1/4" FNPT In-Line Check Valve 250 PSI

The Milton Industries S1093-4 is a heavy-duty in-line check valve designed for pneumatic piped systems to prevent bleed-back of pressure and material into your air supply system. This essential component ensures one-way airflow and protects upstream equipment from reverse flow contamination.

Key Features:

• 1/4" FNPT threads on both inlet and outlet ends for easy installation
• Opens at 3 PSI (pounds per square inch) cracking pressure
• Maximum operating pressure of 250 PSI
• Flow capacity of 12 SCFM (standard cubic feet per minute)
• Maximum operating temperature rated to 450°F
• 1/8" plugged tap port for adding pressure gauge or pressure switch
• Compact 1-3/4" overall length

This check valve is ideal for air compressor systems, pneumatic tools, and automated equipment where preventing reverse flow is critical. The integrated pressure tap provides convenient monitoring capability without additional plumbing modifications.