Wilkerson R21 Series Dial-Air Regulator, Port Sizes 1/4, 3/8 1/2, 3/4; Flows to 220 SCFM
Images are representations only.

R21 Series Dial-Air Regulator

Brand: Wilkerson Corporation
Request Information
Favorite

Specifications
  • Balanced Valve Design
  • Non-Rising Pressure Adjusting Dial
  • High-Relief Flow (3/16" Relief Orifice)
  • Two 1/4" NPT Gauge Ports, Usually Used for Additional Outlets
  • Piston Operated

View Details

Specifications

Brand

Flow Capacity

  • 1/4”: 117 scfm (55 dm³/s)
  • 3/8”: 180 scfm (85 dm³/s)
  • 1/2”: 195 scfm (92 dm³/s)
  • 3/4”: 220 scfm (103 dm³/s)

Adjusting Range Pressure

  • 0 to 40 psig (0 to 2.8 bar)
  • 0 to 160 (0 to 11 bar)

Bleed Rate

  • 0.05 scfm (0.024 dm³/s)

Maximum Supply Pressure

  • 300 psig (20.7 bar)

Operating Temperature

  • 32° to 150° F (0° to 65.5° C)

Port Size

  • NPT / BSPP-G: 1/4
  • NPT / BSPP-G: 3/8
  • NPT / BSPP-G: 1/2
  • NPT / BSPP-G: 3/4

Gauge Port (2 Ea.)

  • NPT / BSPT-Rc: 1/4

Weight

  • 2.3 lb (1.04 kg)

Documentation

Catalogs

show more