GARRETSON 039-12 Kn Regulator

( Brand: Garretson ), ( Manufacturer Part Number: 039-12 ), ( Part Type: Regulator )

Review GARRETSON Model Kn Regulator

The Garretson 039-12 KN Regulator is a versatile and reliable solution for regulating water pressure in various applications. This regulator, manufactured by Garretson Brass and Copper Company, is designed with a compact, heavy-duty brass construction that ensures durability and longevity.

The regulator features a 1/2 inch inlet and outlet connection, making it suitable for both residential and commercial water systems. The KN connection allows for easy installation and disconnection of the regulator from the water line. It is also equipped with a 15 psi pressure relief valve that automatically engages when the preset pressure limit is exceeded, providing an additional layer of safety.

One of the most notable features of the Garretson 039-12 KN Regulator is its adjustable pressure range. With a maximum inlet pressure of 150 psi and a minimum outlet pressure of 2 psi, this regulator can be set to deliver water pressure within a specific range that meets the needs of different appliances and fixtures. The pressure adjustment is made using a conveniently located knob on the top of the regulator, which allows for simple and precise adjustments.

This regulator is also equipped with a built-in bleeder valve, which makes it easy to purge the air from the water line during installation or maintenance. The bleeder valve is located at the bottom of the regulator and can be opened using a wrench or a coin, allowing air to escape as water flows through.

The Garretson 039-12 KN Regulator is designed to meet the requirements of various industry standards, including ASME B16.34 and ANSI/ASME A112.18.1. Its robust construction and reliable performance make it an excellent choice for applications where consistent water pressure is essential, such as irrigation systems, fire protection systems, or industrial processes. Overall, this regulator is an essential tool for maintaining optimal water pressure in a wide range of applications.

The Garrettson 039-12 KN Fuel Pressure Regulator is a popular choice among automotive enthusiasts for regulating fuel pressure in their systems. Here are some pros and cons to help you make an informed decision about purchasing this regulator:

1. Durable Construction: The Garrettson 039-12 KN Fuel Pressure Regulator is built with high-quality materials, ensuring longevity and reliability. It features a brass body and stainless steel components, making it resistant to corrosion and wear.

2. Easy Installation: The regulator comes with a KN filter kit, which simplifies the installation process. The kit includes all necessary hardware, making it a convenient option for DIYers.

3. Adjustable: The Garrettson 039-12 KN Fuel Pressure Regulator is adjustable, allowing users to fine-tune the fuel pressure to their specific engine requirements.

4. AN and NPT Threads: The regulator comes with both AN and NPT threads, making it compatible with a wide range of fuel systems.

1. Price: The Garrettson 039-12 KN Fuel Pressure Regulator is priced higher than some other options in the market, which might be a deterrent for some buyers.

2. May Need Adjustments: While the regulator is adjustable, some users may find that they need to make additional adjustments to achieve the desired fuel pressure.

3. Requires Bleeding: Like any other fuel pressure regulator, the Garrettson 039-12 KN Fuel Pressure Regulator requires bleeding to remove any air bubbles from the fuel system.

The Garrettson 039-12 KN Fuel Pressure Regulator is a high-quality, durable option for regulating fuel pressure in various automotive applications. Its adjustable feature, compatibility with both AN and NPT threads, and easy installation process make it a popular choice among enthusiasts. However, its higher price point and the potential need for additional adjustments are worth considering before making a purchase. Ultimately, if you're looking for a reliable and adjustable fuel pressure regulator, the Garrettson 039-12 KN Fuel Pressure Regulator is a solid investment.

Details:

Quicker delivery. No more, no less. What you see pictured is what you'll get. Back room leftovers.

Shipped USPS First Class Padded Flat Rate Envelope. All these items came from an industrial supply house that closed/moved. No installation instructions.

part #: 03912 prices

• $47.99-$69.80

specifications forklifacc:

• brand: Garretson
• mpn: 039-12
• part type: Regulator

payments forklifacc:

• other
• credit card: Visa
• wallet: Apple-pay

offer forklifacc:

• availability: In Stock
• quantity: 1
• started: September 14, 2025
• options: Ship-to-home
• sold: 0

shipping forklifacc:

• transit: 3-6 Days
• type: Fixed
• carrier: USPS
• class: Expedited
• service: USPS Priority Mail Padded Flat Rate Envelope
• cost: $11.00

seller forklifacc:

• rating: 100.0%
• # reviews: 1143
• city: San Diego, California

general forklifacc:

• condition: New Open box
• Warehouse Loading Unloading > Warehouse klift Parts Accessories > Other klift Parts Accessories

returns forklifacc:

• policy: No Returns

Garretson 039-12 Is Similar To:

• 039-122 Century Low Pressure Regulator Replaces Impco Garretson (38% similar) C low pressure regulator replaces imp co Garretson condition is new. Shipped with USPS priority mail...(April 6th, 2019)
• T60 Beam Garretson Propane Regulator (60.3% similar) It was a loose part-not in box but plastic bag. T60 beam Garretson propane regulator 792G this came out of a closed hardware store. Brand new part-what you see in the picture is what will receive bin location K1...(June 9th, 2018)
• T60-a-nn-n Beam Garretson Propane Regulator (55% similar) Part: T60-A-NN-N prices...(September 29th, 2017)