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The 8 Best regulator inlet nuts of 2024

Are you trying to find regulator inlet nuts among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling regulator inlet nuts on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 30 hours of research and did 39 regulator inlet nuts tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best regulator inlet nuts you can buy today

No. 1
COLIBYOU CGA-580 Nut & 3" Nipple, Regulator Inlet Bottle Fittings (Helium Argon Nitrogen)
  • Double check CGA number on bottle. There are other CGA fitting options for Helium, Argon, and Nitrogen.
  • CGA-580 x 1/4" NPT (National Pipe Thread)
  • Max Pressure: 3,000 psi
SaleNo. 2
CGA-540 Nut & 3" Nipple, Regulator Inlet Bottle/Cylinder Fittings (Oxygen)
  • CGA-540 x 1/4" NPT
  • For use with Oxygen
  • Max pressure: 3,000 psi
  • Solid Brass
No. 3
Regulator Inlet Nuts .14LBCGA-580 Male Argon, Helium, Nitrogen N/A
  • Standard size regulator and flowmeter parts ensure proper fit.
  • High-grade, brass-model regulator inlet nuts translates to maximum durability.
No. 4
Western Enterprises 15-2 Regulator Inlet Nuts, Acetylene (POL), Brass, CGA-510
  • Machined to CGA specifications
  • Designed to accommodate a full range of gas service requirements
  • Easy to install
  • Item Package Weight: 1.0 lb
No. 5
Western Enterprises 92 Regulator Inlet Nuts, Argon, Helium, Nitrogen, Brass, CGA-580
  • Machined to CGA specifications
  • Designed to accommodate a full range of gas service requirements
  • Easy to install
  • Country of origin: United States
No. 6
CGA-590 Nut & 3" Nipple, Regulator Inlet Bottle/Cylinder Fitting, Industrial Air
  • CGA-590 for Industrial Air
  • Nut: .960”-14 NGO, Male
  • Nipple: 1/4" NPT Male, 3" Long
  • Max pressure: 3,000 PSI
No. 7
Manloney LLC Universal CGA320 / CGA347 / CGA540 / CGA580 Air Cylinder Regulator Inlet Nut & Nipple Adapter Fittings (CGA580 Inlet Nut & Nipple - Brass)
  • CGA-580 fill adapter
  • 1/4" NPT male thread
  • 3" long straight stem nipple
  • Max to 3000 psi working pressure
  • Made of Solid Brass, suitable for Helium/Argon/Nitrogen Inlet Bottles.
No. 8
CGA-320 Regulator Nut Nipple with Washer Carbon Dioxide Regulator Inlet Bottle Fittings Repair Part (1 Set)
  • HIGH QUALITY BRASS: Made of high quality brass, heat resisting, the regulator nut kit is a professional kit for CGA-320 NPT1/4 pressure reducing valve.
  • GOOD PERFORMANCE: Can fasten the valve of the CO2 regulator tightly.
  • THREAD DESIGN: This regulator nut nipple washer set with CGA-320 thread, exquisite and compact.
  • NOTICE: Use the washer to reduce pressure, preventing the nut and the nipple from damage.
  • PACKAGE INCLUDES: The regulator nut set contains nut, nipple and washer
SaleNo. 9
Carbon Dioxide Regulator Fittings CGA 320 Carbon Dioxide Regulator Inlet Nut and Nipple with Washer
  • 100% brand new and high quality.
  • Made of high quality brass heat resisting and durable.
  • Can fasten the valve of the CO2 regulator tightly.
  • With CGA-320 thread, exquisite and compact.
  • Use the washer to reduce pressure, preventing the nut and the nipple from damage.
No. 10
Co2 Carbon Dioxide Fittings Regulator CGA-320 NPT1/4 Carbon Dioxide Regulator Inlet Nut and Nipple with Washer
  • Unique design: The regulator nut use the washer to reduce pressure, preventing the nut and the nipple from damage.
  • Product parameters: Model: CGA-320. Rated outlet pressure: 15MPa. Color: gold.
  • With CGA-320 thread, exquisite and compact.
  • High quality material: The Nut is made of high quality brass, anti-, heat resisting and durable.
  • Can fasten the valve of the CO2 regulator tightly.
No. 11
CGA-320 Brass Oxygen Inlet Connector, Regulator Inlet Nut Nipple with Washer, Pressure Reducer Accessories NPT1/4
  • 【DETAIL】Rated outlet pressure: 15MPa.
  • 【CONNECTION】In the form of a female threaded connection, the CGA-320 thread can be used to secure the valve of the CO2 regulator.
  • 【MATERIAL】Made of high quality brass, corrosion resistant, heat resistant and long lasting.
  • 【ANTI-CORRUPTION】With gaskets, it reduces pressure and prevents damage to nuts and threaded joints, extending service life.
  • 【APPLICATION】A wide range of applications. Suitable for oxygen, argon, nitrogen, helium, carbon dioxide cylinders, pressure reducing valves, etc.
No. 12
Oumefar Brass CO2 Regulator Nut Kit CGA-320 Thread Carbon Dioxide Regulator Inlet Nut and Nipple with Washer 15 Mpa Rated Outlet Pressure
  • 【 High Quality Regulator Nut Kit 】 - 100% brand new and high quality
  • 【 Premium Quality Regulator Nut 】 - Made of high quality brass, anti-corrosion, heat resisting and durable
  • 【 Professional Regulator Inlet Nut 】 - Can fasten the valve of the CO2 regulator tightly
  • 【 CGA-320 Thread Regulator Nut 】 - With CGA-320 thread, exquisite and compact
  • 【 Regulator Nut with Washer 】 - Use the washer to reduce pressure, preventing the nut and the nipple from damage
No. 13
Regulator Inlet Bottle Adapter, SCBA Firefighting CGA 347 Stainless Steel Nut & 3" 1/4 NPT Nipple, Regulator Inlet Bottle Fittings
  • SCBA Fire CGA 347 Nut and Nipple, Regulator Inlet Bottle Fitting.
  • Nut - Stainless Steel, CGA-347, Internal Thread.
  • Pacifier - Made of Stainless Steel, 1/4 NPT, 3" long.
  • Made of high quality material, durable.
  • Package Included:1 x Regulator Inlet Bottle Adapter.
No. 14
Carbon Dioxide Regulator Fittings CGA-320 Carbon Dioxide Regulator Inlet Nut and Nipple with Washer
  • Rated outlet pressure: 15MPa
  • Made of high quality brass
  • Can fasten the valve of the CO2 regulator tightly.
  • With CGA-320 thread, exquisite and compact.
  • Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.
No. 15
Western Enterprises 62 Regulator Inlet Nuts, Oxygen, Brass, CGA-540
  • Machined to CGA specifications
  • Designed to accommodate a full range of gas service requirements
  • Easy to install
No. 16
Gurlleu Universal CGA580 Regulator Inlet Nut & Nipple Adapter Helium Argon Nitrogen Inlet Bottle Fittings (Brass)
  • CGA-580 fill adapter
  • 1/4" NPT male thread
  • 3" long straight stem nipple
  • Max to 3000 psi working pressure
  • Made of Solid Brass, suitable for Helium/Argon/Nitrogen Inlet Bottles.
No. 17
Preece Precision CGA-580 Nut and 3 inch Nipple,Regulator Bottle Inlet Fittings,Helium Argon Nitrogen
  • CGA-580 Brass Nut and Nipple for Regulator or Hose End
  • CGA 580 Nut, and 3" CGA 580 Nipple
  • Precision Machined, Bagged and packaged
  • Inert Gases HELIUM NITROGEN ARGON
No. 18
CGA-540 Nut & 3" x 1/4" NPT Stem Nipple, Oxygen Regulator Inlet to Tank Fitting
  • CGA-540 thread to tank valve x 1/4" National Pipe Thread to Regulator inlet port
  • For Oxygen Regulator inlet
  • Max pressure: 3,500 psi
  • Solid Brass Material
  • Precise thread Machining
No. 19
CGA-510 Nut & 3" Nipple, Regulator Inlet Fittings (Propane Acetylene)
  • CGA-510 x 1/4" NPT
  • For use with Propane or Acetylene
  • Max pressure: 500 psi
  • Solid Brass
No. 20
Fafeicy CGA-320 Regulator Nut, Regulator Nipple Carbon Dioxide Regulator Inlet Nut and Nipple with Washer
  • High quality material: The regulator nut is made of high quality brass, features with anti-, heat resisting and durable.
  • Practical: Can fasten the valve of the CO2 regulator tightly. You can use the regulator nut with confidence.
  • Reliable: With CGA-320 thread, exquisite and compact. A great choice for you. Bring you a new and different using feeling
  • Good performance: Use the washer to reduce pressure, preventing the nut and the nipple from damage. Meet your needs
  • Package: The package including a nut, a nipple, and a washer. The quality of the product is guaranteed.

How to choose a good regulator inlet nuts

Does the idea of finding a fantastic regulator inlet nuts make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in regulator inlet nuts. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top regulator inlet nuts products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top regulator inlet nuts on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top regulator inlet nuts brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top regulator inlet nuts based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the regulator inlet nuts were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good regulator inlet nuts, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your regulator inlet nuts.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting regulator inlet nuts for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our regulator inlet nuts. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what regulator inlet nuts should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on regulator inlet nuts.