Menu
  • Home
  • Shop
    • Stainless Pressure Gauges
      • Stainless Steel Pressure Gauges 2.5" Lower Mount
      • Stainless Steel Pressure Gauges 2.5" Back Mount
      • Stainless Steel Pressure Gauges 2.5" U-Clamp Panel Mount
      • Stainless Steel Pressure Gauges 2.5" Front Flange Panel Mount
      • Stainless Steel Pressure Gauges 4" Lower Mount
      • Stainless Steel Pressure Gauges 4" Back Mount
      • Stainless Steel Pressure Gauges 4" U-Clamp Panel Mount
      • Stainless Steel Pressure Gauges 4" Front Flange Panel Mount
    • Industrial Pressure Gauges
      • Industrial Pressure Gauges 2.5" Lower Mount
      • Industrial Pressure Gauges 2.5" Back Mount
      • Industrial Pressure Gauges 2.5" U-Clamp Panel Mount
      • Industrial Pressure Gauges 2.5" Front Flange Panel Mount
      • Industrial Pressure Gauges 2" Lower Mount
      • Industrial Pressure Gauges 2" Back Mount
      • Industrial Pressure Gauges 2" U-Clamp Panel Mount
      • Industrial Pressure Gauges 2" Front Flange Panel Mount
      • Industrial Pressure Gauges 4" Lower Mount
      • Industrial Pressure Gauges 4" Back Mount
      • Industrial Pressure Gauges 4" U-Clamp Panel Mount
      • Industrial Pressure Gauges 4" Front Flange Panel Mount
    • General Service Gauges
      • General Service Pressure Gauges 1.5" Lower Mount
      • General Service Pressure Gauges 1.5" Back Mount
      • General Service Pressure Gauges 1.5" U-Clamp Panel Mount
      • General Service Pressure Gauges 2" Lower Mount
      • General Service Pressure Gauges 2" Back Mount
      • General Service Pressure Gauges 2" U-Clamp Panel Mount
      • General Service Pressure Gauges 2.5" Lower Mount
      • General Service Pressure Gauges 2.5" Back Mount
      • General Service Pressure Gauges 2.5" U-Clamp Panel Mount
    • Process Pressure Gauges
    • Low Pressure Gauges
      • Low Pressure Gauges 2.5" Lower Mount
      • Low Pressure Gauges 2.5" Back Mount
    • Commercial Pressure Gauges
      • Commercial Pressure Gauges 1.5" Lower Mount
      • Commercial Pressure Gauges 1.5" Back Mount
      • Commercial Pressure Gauges 1.5" U-Clamp Panel Mount
      • Commercial Pressure Gauges 2" Lower Mount
      • Commercial Pressure Gauges 2" Back Mount
      • Commercial Pressure Gauges 2" U-Clamp Panel Mount
    • Test Pressure Gauges
    • Digital Pressure Gauges
      • WIKA DG-10 Standard Version Digital Pressure Gauges
      • WIKA DG-10 Enhanced Version Digital Pressure Gauges
    • Pressure Transducers
      • General Industrial Pressure Transducers 0.50%
    • Air Regulators
      • Precision Air Regulators
      • Standard Air Regulators
      • Process Air Regulators
      • Miniature Air Regulators
      • Low Pressure Air Regulators
      • Piggyback Air Filter-Regulators
      • Combo Air Filter-Regulator-Lubricator
      • Volume Boosters / Relays
      • Fixed Preset Air Regulators
      • Air Filters
      • Air Lubricators
    • Electro-Pneumatic Regulators
      • Electro-Pneumatic Air Regulators
      • General Purpose Industrial I/P & E/P Pressure Transducers
      • Compact I/P & E/P Pressure Transducers
    • Pressure Instrument Accessories
      • Snubbers- Piston/Porous
      • Calibration Certificates
      • Pressure Transducer Accessories
      • Air Regulator Accessories
  • Customer Service
    • About Us
    • Contact Us
    • Why Choose PressureWorx?
    • 24/7 Ordering
    • Easy Payment
    • Fast, Free Shipping
    • 60-Day Returns
    • Privacy Policy
    • Terms & Conditions
  • Technical Support
    • Technical Resources
    • Product Safety
Cart
Search
PressureWorx
Shopping Cart
0 Items - Subtotal: $0
PressureWorx
Free Shipping on orders over $99
Pressure Gauges & Regulators
Have Questions?
Customer Service Technical Support
| Login |
0 Items | View cart
1-800-511-0100
Home/Air Regulators/Miniature Air Regulators

ARO Miniature Air Regulator 1/4", 0-30PSI

ARO Miniature Air Regulator 1/4", 0-30PSI
Stock #:
86188
Brand:
ARO
Series:
1000
Mfr Part #:
R37121-400

List Price: $30.85
Price:
Buy 25 or more for $22.21 each

Usually Ships: Same Day
Free Shipping on orders over $99
  • Description
  • Specifications
  • Accessories
  • Data Sheets
ARO R37121-400 miniature air regulators are designed for general purpose pressure control over a wide range of applications. The self-relieving regulator features a pull to adjust and push to lock adjustment knob. The regulator body is aluminum with a nitrile/acetal diaphragm for longer life. Panel mounting nut included with each unit (max. panel thickness 0.140 inches, M28x1.0 thread). See accessories for optional pressure gauge.
Port Size
1/4" NPT
Gauge Port
1/8" NPT
Adjustable Range
0-30 PSI
Flow Capacity
25 SCFM (100 PSI Supply, 30 PSI set)
Maximum Inlet Pressure
250 PSI
Operating Temperature Range
23 to 140 °F
Body
Aluminum
Adjustment Knob
Acetal
Diaphragm
Nitrile + acetal
Seals
Nitrile
  • WIKA Commercial Pressure Gauge 1.5
    WIKA Commercial Pressure Gauge 1.5", 60 PSI
    Stock #: 31308
    Price: $21.01
    Buy 3 or more for $19.91 each
    Quantity
  • ARO L-Type Mounting Bracket 1000 Series
    ARO L-Type Mounting Bracket 1000 Series
    Stock #: 86363
    Price: $14.65
    Buy 25 or more for $12.71 each
    Quantity
1000 Series Regulator Product Data Sheet

Close

Products

  • Stainless Pressure Gauges
  • Industrial Pressure Gauges
  • General Service Gauges
  • Process Pressure Gauges
  • Low Pressure Gauges
  • Commercial Pressure Gauges
  • Test Pressure Gauges
  • Digital Pressure Gauges
  • Pressure Transducers
  • Air Regulators
  • Electro-Pneumatic Regulators
  • Pressure Instrument Accessories
Valworx Sidebar

Sign up to receive newsletters:

Customer ServiceCustomer
Service
Technical SupportTechnical
Support
Free Shipping

Products

Connect

Products

Stainless Pressure Gauges
Industrial Pressure Gauges
General Service Gauges
Process Pressure Gauges
Low Pressure Gauges
Commercial Pressure Gauges
Test Pressure Gauges
Digital Pressure Gauges
Pressure Transducers
Air Regulators
Electro-Pneumatic Regulators
Pressure Instrument Accessories

Connect

Customer Service
Technical Support

Comodo SSL

© 2022 PressureWorx - A Division of Valworx, All Rights Reserved.  |   Terms and Conditions  |   Privacy  |   Safety  |   BBB Accredited Business