Parker Relieving Dial Regulators | 54R Series

54r-relieving-dial-regulator
 

FEATURES

  • 1-1/2" and 2" ports
  • Balanced poppet design
  • Non-rising, pressure adjusting dial
  • Piston operated
  • High-relief flow

SYMBOLS

Regulator-Symbol-1

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Part Numbers



Part Number*  Description

Port Size

Flow
(scfm)

Height (A)

mm (in)

Width (B)

mm (in)

54R726R

Standard pressure - 5 to 160 psig (0.34 to 11 bar)

1-1/2" 1,600 173 (6.80) 135 (5.30)
54R725R

Low pressure - 2 to 40 psig (0.14 to 3 bar)

1-1/2" 1,600 173 (6.80) 135 (5.30)
54R826R

Standard pressure - 5 to 160 psig (0.34 to 11 bar)

2" 1,600 173 (6.80) 135 (5.30)
54R825R Low pressure - 2 to 40 psig (0.14 to 3 bar) 2" 1,600 173 (6.80) 135 (5.30)

*For BSPP ports, add a "1" to the end of the part number.


54r-relieving-dial-regulator-dimensions

 

Service Kits and Accessories

Part Number Description
RRP-16-024-80 Adjustment dial knob
RRP-95-906-80 Spring, regulation, Bellville washer - 2 to 40 psig
RRP-95-905-80 Spring, regulation, Bellville washer - 5 to 160 psig
RRP-95-766-80 Piston and bonnet repair kit
RRP-96-935-80 Valve, pilot with o-ring and valve spring

Technical Specifications

 

Flow Capacity: 1,600 scfm
Max Operating Temperature: 150°F
Max. Supply Pressure: 20.7 bar (300 psig)
Port Size: 1-1/2", 2" (NPT, BSPP)
Weight: 9.0 lbs (4.1 kg)

Warning Triangle WARNING: These products can expose you to chemicals including lead and/or DEHP and/or carbon black, which are known to the State of California to cause cancer or birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov

Parker Air Preparation

Global Air Prep
  • Modular design allows for quick component change - no need to disconnect piping
  • Can be used without modular connectors using existing piping
Prep-Air II
  • Wide selection of sizes and options
  • Proven design, widely used

Stainless Steel FRLs

  • Suitable for most corrosive environments

Precision Regulators

  • Flows to 150 SFFM
  • Pressures to 500 PSIG

Electronic Proportional Regulators

  • All controls on the same face
  • Highly visible LED Display
  • Modular Mounting