TFFST1112 MFG #: FST-11-12
  • Brand: Gastite®
  • Type: Straight
  • Nominal Size: 3/4 Inch x 3/4 Inch x 3/4 Inch
  • Material: Brass
  • Applicable Standard: CSA (Canada and US), IAPMO, ICC-ES
XR3 (rev. 2) series mechanical brass fittings are specifically designed for use with Gastite®, FlashShield® and FlashShield+™ flexible gas piping systems complying with ANSI LC 1 Fuel Gas Piping Systems Using CSST. The self-flaring fitting produces a metal-to-metal seal, and is reusable. Jacket-Lock®, Metal Lock, Arc-Trap TM and multi-point seal features are incorporated into the fitting.
  • Features and More


  • XR3 Fitting are Designed with a Patented Feature that Contour the Metal Shield, This Create Electrical Continuity throughout the System
  • The XR3 Fitting Require Minimal Torque for Easy Fitting Installation, with no O-Ring or Gasket, The Reusable Brass Component Provide a Reliable Metal-to-Metal Seat
  • Metal Lock for Enhanced Continuity
  • Tool-Less Flare Design
  • Self-Guiding Assembly to Ensure a Perfectly Even Flare
  • Exclusive, Patented Jacket-Lock Fitting Eliminates Exposed Stainless Steel Beyond the Nut
  • Fully Reusable
  • Tee Fitting Create a Branch Line on Tubing Run