Firstly, why choose a brass needle valve over a plastic one? While plastic may be cheaper and lightweight, brass offers greater durability and resistance to chemicals and high temperatures. A brass valve also provides a smoother and more precise flow control, making it easier to fine-tune your liquidator system.

Now let's take a look at some top brands to consider when shopping for a brass needle valve. One popular option is the Swagelok Brass Needle Valve. This valve is well-regarded for its precision and ease of use, thanks to its low-operating torque and large knurled handle. It's also versatile, with a variety of end connection options and pressure ratings available.
Another reputable brand to consider is Parker Hannifin, which offers a wide range of brass needle valves in various sizes and types. Their valves are known for their durability and resistance to corrosion, making them a reliable choice for long-term use in your liquidator system.
If you're looking for a more budget-friendly option, the B&E Precision Brass Needle Valve is worth considering. While it may not have all the bells and whistles of higher-end valves, it still offers precise flow control and durable construction.
Lastly, the Ham-Let Brass Needle Valve is a solid choice for those in need of a valve that can handle high-pressure applications. This valve is rated up to 10,000 PSI, making it a reliable option for industrial settings.
In conclusion, if you're tired of struggling with quarter turn push connects in your liquidator system, adding a brass needle valve can help simplify and fine-tune your setup. While plastic valves may be cheaper, the durability and precision of brass make it a worthwhile investment. With top brands like Swagelok, Parker Hannifin, B&E Precision, and Ham-Let to choose from, you're sure to find the right valve for your needs.