Maxitrol 3"-8" Pink Spring PNK R5310, For RV53 Regulators

3"-8" PINK SPRING FOR MAXITROL RV53 REGULATORS. MADE IN THE USA.

4"-12" VIOLET SPRING FOR MAXITROL RV53 REGULATORS. MADE IN THE USA.

5"-12" BLUE SPRING FOR MAXITROL RV53 / R600 REGULATORS. MADE IN THE USA.

4"-12" VIOLET SPRING FOR MAXITROL RV53 REGULATORS. MADE IN THE USA.

5"-12" BLUE SPRING FOR MAXITROL RV53 / R600 REGULATORS. MADE IN THE USA.

MAXITROL'S ORIGINAL STRAIGHT-THRU-FLOW DESIGN MEET YOUR NEEDS FOR HIGH CAPACITIES AT LOW INLET PRESSURES. MODELS ARE DESIGNED FOR 1/2 PSI RATE PRESSURE UNDER THE ANSI STANDARD FOR GAS PRESSURE...

AUTOMATIC VENT LIMITING DEVICE FOR RV48, RV52, RV53, RV61, R500 REGULATORS. MADE IN THE USA.

4"-8" ORANGE SPRING FOR MAXITROL RV61 REGULATORS. MADE IN THE USA.