Y-Calibur<sup>®</sup> Check Valve

Y-Calibur® Check Valve

The DFT® Y-Calibur® Silent Check Valve is an in line repairable, spring-assisted, center-guided, non-slam check valve that provides reliable, low-maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, bonnet, gasket, seat, spring, disc with stem and guide bushing. Y-Calibur® check valves are available in a wide range of sizes and pressure ratings and in a variety of materials to meet most check valve requirements.


  • Fully repairable in-line
  • 4” to 14” line size
  • ASME class 600 to 2500
  • Butt weld ends
  • ASME B16.10 face-to-face dimensions
  • Standard Body Materials:**
    • A216 WCB carbon steel
    • A351 CF8M stainless steel
  • Stainless steel trim
  • Center-guided/dual-guided stem
  • Spring assisted silent closing
  • Tight shutoff – lapped disc & seat
  • Horizontal or vertical installation
  • Protected spring
  • Axial Flow
  • Nozzle style
  • Easy maintenance
  • Versatile
  • Options:
    • Inconel® X-750 spring
    • Custom sizing for low flow applications
    • Stellite® trim
    • NACE
    • Soft Seat

**consult TFC for additional alloys