DFT GLC 1" 150# 316 Stainless Steel RF Flanged Silent Check Valve EPDM

The DFT GLC® Silent Check Valve is a spring-assisted, center-guided, in-line flanged check valve designed for reliable, low-maintenance service across a wide range of fluid and pressure conditions. Its axial-flow design provides low pressure loss with quiet, non-slam closure.

Model 955E1A4C3 features a 1-inch Class 150 raised-face flanged connection, ASTM A351 CF8M stainless steel body, 316 stainless steel trim, and an EPDM soft seat for bubble-tight shutoff.

Key Features

• Spring-assisted silent, non-slam operation
• Center-guided axial-flow design
• 1-inch Class 150 raised-face flanged ends
• ASTM A351 CF8M stainless steel body
• 316 stainless steel disc, spring, trim, and bushing
• EPDM soft seat for bubble-tight shutoff
• 275 PSIG cold working pressure
• 215 PSIG working steam pressure
• 0.85 PSIG cracking pressure
• Cv rating of 19
• Horizontal or vertical installation
• Compact short face-to-face construction

Construction Details

The one-piece valve body is manufactured from ASTM A351 CF8M stainless steel for corrosion resistance and dependable service in demanding piping systems.

The dual-guided stem and spring-assisted disc promote rapid, stable closure before reverse flow can develop, helping reduce valve slam, water hammer, and system shock.

Overall dimensions are approximately 4.50 inches face-to-face by 4.25 inches, with a listed product weight of 7 pounds.

Important Notes

Temperature rating with the EPDM seat is -75°F to 300°F.

The valve may be installed horizontally or vertically when installed in the direction of the indicated flow arrow.

Verify media compatibility, pressure, temperature, and installation requirements before ordering.