Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
ARO Regulator: Aluminum, 3/4 in NPT, 300 scfm, 250 psi, 140 psi Max Op Pressure - ARO FRL Air Regulators
AROARO FRL Air Regulators

ARO Regulator: Aluminum, 3/4 in NPT, 300 scfm, 250 psi, 140 psi Max Op Pressure

The ARO Regulator: Aluminum is a 3000 Series FRL air regulator from ARO, designed for industrial compressed air systems. It features a 3/4 in NPT port size, a flow capacity of 300 scfm, a maximum inlet pressure of…

SKU 3G-OTH-137159

Brand
ARO
Item
Regulator: Aluminum, 3/4 in NPT, 300 scfm, 250 psi, 140 psi Max Op Pressure
Category
ARO FRL Air Regulators
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

ARO
Manufacturer Part Number
R37451-600
Series
3000
Type
300 scfm, 250 psi, Knob
NPT
3/4 in
Max Op Pressure
140 psi
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Regulator: Aluminum is a 3000 Series FRL air regulator from ARO, designed for industrial compressed air systems. It features a 3/4 in NPT port size, a flow capacity of 300 scfm, a maximum inlet pressure of 250 psi, and a maximum operating pressure of 140 psi, with a knob adjustment. This aluminum-bodied regulator is identified by manufacturer part number R37451-600.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and check valves for transferring corrosive acids and solvents.
Wastewater treatment — ARO aluminum-housing AODD pumps handling sludge and abrasive slurries in treatment plants.
Packaging automation — ARO PremAir series solenoid valves controlling pneumatic actuators on filling and sealing machines.
Mining operations — ARO 316 stainless steel AODD pumps for dewatering and transferring abrasive mine tailings.
Material handling — ARO MaxAir series foot pedal valves for manual control of conveyor diverters and lift tables.
Maintenance repair — ARO repair kits for field servicing of lower pump assemblies in industrial fluid systems.

ARO Products

3G Electric supplies ARO aro frl air regulators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
ARO Regulator: Aluminum, 3/4 in NPT, 240 scfm, 250 psi, 140 psi Max Op Pressure, Knob, 2000 Series (MPN R37351-600). Key specifications — attr111664: Yes; attr111400: 2000; attr111627: ARO.
ARO
ARO Regulator: Aluminum, 3/4 in NPT, 240 scfm, 250 psi, 140 psi Max Op Pressure, Knob, 2000 Series (MPN R37351-600). Key specifications — attr111664: Yes; attr111400: 2000; attr111627: ARO.
ARO Regulator: Aluminum, 1/2 in NPT, 240 scfm, 200 psi, 250 psi Max Op Pressure, Knob, 2000 Series (MPN R37341-300). Key specifications — attr111664: No; attr111400: 2000; attr111627: ARO.
ARO
ARO Regulator: Aluminum, 1/2 in NPT, 240 scfm, 200 psi, 250 psi Max Op Pressure, Knob, 2000 Series (MPN R37341-300). Key specifications — attr111664: No; attr111400: 2000; attr111627: ARO.
ARO Regulator: Aluminum, 1/4 in NPT, 170 scfm, 140 psi, 250 psi Max Op Pressure, Knob, 1500 Series (MPN R37221-600). Key specifications — attr111664: Yes; attr111400: 1500; attr111627: ARO.
ARO
ARO Regulator: Aluminum, 1/4 in NPT, 170 scfm, 140 psi, 250 psi Max Op Pressure, Knob, 1500 Series (MPN R37221-600). Key specifications — attr111664: Yes; attr111400: 1500; attr111627: ARO.
ARO
ARO
ARO Regulator: Aluminum, 222 cfm, 250 psi Max Op Pressure, 3 1/8 in Overall Wd, 2000 Series (MPN R37331-600). Key specifications — attr111400: 2000; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 3/4 in NPT, 290 cfm, 0 psi to 140 psi, Knob, 3000 Series (MPN R37451-100). Key specifications — attr111664: No; attr111400: 3000; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 3/4 in NPT, 290 cfm, 0 psi to 140 psi, Knob, 3000 Series (MPN R37451-100). Key specifications — attr111664: No; attr111400: 3000; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 3/8 in NPT, 113 cfm, 0 psi to 140 psi, Knob, 1500 Series (MPN R37231-600). Key specifications — attr111664: Yes; attr111400: 1500; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 3/8 in NPT, 113 cfm, 0 psi to 140 psi, Knob, 1500 Series (MPN R37231-600). Key specifications — attr111664: Yes; attr111400: 1500; attr111627: ARO.

More from ARO

View all ARO parts →
ARO Compressed Air Regulator: Aluminum, 1/2 in NPT, 210 cfm, 0 psi to 140 psi, Knob, 2000 Series (MPN R37341-100). Key specifications — attr111664: No; attr111400: 2000; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 1/2 in NPT, 210 cfm, 0 psi to 140 psi, Knob, 2000 Series (MPN R37341-100). Key specifications — attr111664: No; attr111400: 2000; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 1 1/2 in NPT, 2,000 cfm, 5 psi to 125 psi, Knob (MPN R47581-100). Key specifications — attr111664: No; attr111400: Super Duty Series Regulator; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 1 1/2 in NPT, 2,000 cfm, 5 psi to 125 psi, Knob (MPN R47581-100). Key specifications — attr111664: No; attr111400: Super Duty Series Regulator; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 2 in NPT, 2,000 cfm, 5 psi to 125 psi, Knob, 6 in Overall Wd (MPN R47591-100). Key specifications — attr111664: No; attr111400: Super Duty Series Regulator; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 2 in NPT, 2,000 cfm, 5 psi to 125 psi, Knob, 6 in Overall Wd (MPN R47591-100). Key specifications — attr111664: No; attr111400: Super Duty Series Regulator; attr111627: ARO.
ARO Regulator: Aluminum, 1/8 in NPT, 45 scfm, 0 psi to 140 psi, 250 psi Max Op Pressure, Knob (MPN R37111-600). Key specifications — attr111664: Yes; attr111400: 1000; attr111627: ARO.
ARO
ARO Regulator: Aluminum, 1/8 in NPT, 45 scfm, 0 psi to 140 psi, 250 psi Max Op Pressure, Knob (MPN R37111-600). Key specifications — attr111664: Yes; attr111400: 1000; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 1 in NPT, 290 cfm, 0 psi to 140 psi, 250 psi Max Op Pressure (MPN R37461-100). Key specifications — attr111664: No; attr111400: 3000; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 1 in NPT, 290 cfm, 0 psi to 140 psi, 250 psi Max Op Pressure (MPN R37461-100). Key specifications — attr111664: No; attr111400: 3000; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 1/8 in NPT, 45 cfm, 0 psi to 140 psi, Knob, 1000 Series (MPN R37111-100). Key specifications — attr111664: No; attr111400: 1000; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 1/8 in NPT, 45 cfm, 0 psi to 140 psi, Knob, 1000 Series (MPN R37111-100). Key specifications — attr111664: No; attr111400: 1000; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 1/4 in NPT, 86 cfm, 0 psi to 140 psi, Knob, 1500 Series (MPN R37221-100). Key specifications — attr111664: No; attr111400: 1500; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 1/4 in NPT, 86 cfm, 0 psi to 140 psi, Knob, 1500 Series (MPN R37221-100). Key specifications — attr111664: No; attr111400: 1500; attr111627: ARO.
ARO Compressed Air Regulator: Aluminum, 1/4 in NPT, 59 cfm, 0 psi to 140 psi, Knob, 1000 Series (MPN R37121-600). Key specifications — attr111664: Yes; attr111400: 1000; attr111627: ARO.
ARO
ARO Compressed Air Regulator: Aluminum, 1/4 in NPT, 59 cfm, 0 psi to 140 psi, Knob, 1000 Series (MPN R37121-600). Key specifications — attr111664: Yes; attr111400: 1000; attr111627: ARO.