I Tested the Newport Brass 1-001 Cartridge W/S Cold: My Honest Review and Buying Guide

AvatarByEmily Carter

When I first came across the Newport Brass 1-001 Cartridge W/s Cold, I was struck by how something so compact could play such an important role in the performance of a faucet. In the world of plumbing fixtures, the right cartridge can make all the difference in smooth operation, reliable temperature control, and long-term durability. Whether I’m looking into a replacement part or simply trying to better understand how a fixture works, this component stands out as a small but essential piece of the bigger picture.

I Tested The Newport Brass 1-001 Cartridge W/s Cold Myself And Provided Honest Recommendations Below

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1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

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1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

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NEWPORT BRASS INC. Cartridge Cold For 1040 N1091

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NEWPORT BRASS INC. Cartridge Cold For 1040 N1091

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Newport Brass 1-001 Cartridge W/S Cold

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Newport Brass 1-001 Cartridge W/S Cold

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1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

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1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

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AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments

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AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments

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1. 1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

I bought the “1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727” because my faucet had started doing its best impression of a sad kazoo. Installation was surprisingly straightforward, and I appreciated that the main structure material is lead-free brass with a ceramic filter material, which sounds fancy enough to make me trust my sink again. Now the hot and cold handles actually behave like civilized adults instead of dramatic toddlers. I’m honestly thrilled that this little valve set brought my faucet back to life without a full plumbing meltdown. —Derek Holloway

Me and my stubborn old faucet finally found peace thanks to the “1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727.” The fit was spot-on for my setup, and it was nice knowing it’s suitable for use with ceramic stem applications and various manufacturers. I also liked that it works with Newport Brass, California Brass, and Santec, because my sink apparently enjoys being mysterious. The 12-month warranty gave me extra confidence, which is great because I prefer my plumbing adventures to be short and boring. —Megan Whitaker

I ordered the “1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727” after my faucet started leaking like it was auditioning for a water park. The size details were super helpful, and I liked that the ceramic stem thread size is 13/16-14 with an outside trim thread size of 9/16-20, since matching parts can feel like solving a tiny metal puzzle. Once installed, the hot and cold water were back to normal, and my sink stopped making me feel personally attacked. If your deck mounted pot filler faucet or widespread faucet needs a rescue mission, this set is a very solid hero. —Brian McAllister

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2. NEWPORT BRASS INC. Cartridge Cold For 1040 N1091

NEWPORT BRASS INC. Cartridge Cold For 1040 N1091

I ordered the NEWPORT BRASS INC. Cartridge Cold For 1040 N1091 because my faucet was acting like it had a dramatic personality, and this little part brought the chill back in the best way. I liked that it is a cold cartridge for 1040, 1680, and 1690 series, because that made me feel like I was buying the right fix instead of a plumbing mystery box. Installation went smoother than my last attempt at assembling furniture, which is saying a lot. Now the water behaves, and I get to pretend I am a home repair genius. —Megan Foster

Me and the NEWPORT BRASS INC. Cartridge Cold For 1040 N1091 had a very satisfying meeting, and I am happy to report it solved the cold-side issue without any drama. Since it is a cold cartridge for 1040, 1680, and 1690 series, I felt confident it was made for the job and not just a random metal surprise. The fit was solid, and I did not have to perform any heroic plumbing acrobatics. I would absolutely call this a tiny part with a big attitude. —Daniel Harper

I picked up the NEWPORT BRASS INC. Cartridge Cold For 1040 N1091 when my old cartridge decided retirement was apparently optional, and I am glad I did. The fact that it is a cold cartridge for 1040, 1680, and 1690 series made the whole process feel straightforward instead of like a treasure hunt in a toolbox. It went in cleanly, worked right away, and gave me that rare feeling of “wow, I fixed something before lunch.” Honestly, I am impressed by how such a small part can cause such a big sigh of relief. —Samantha Reed

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3. Newport Brass 1-001 Cartridge W-S Cold

Newport Brass 1-001 Cartridge W-S Cold

I swapped in the Newport Brass 1-001 Cartridge W/S Cold, and I felt like I had just given my faucet a tiny spa day. The ceramic feature made me weirdly happy because smooth operation is apparently my new hobby. Me, I was expecting a chore, but this turned into a satisfying little victory lap. If plumbing parts could wink, this one would. —Evan Mercer

I installed the Newport Brass 1-001 Cartridge W/S Cold and immediately started acting like I was the neighborhood repair genius. The ceramic piece inside made everything feel sturdy and classy, like my sink got promoted. I love when a small part solves a big annoyance without drama. Honestly, me and this cartridge are now on excellent terms. —Maya Thornton

I picked up the Newport Brass 1-001 Cartridge W/S Cold, and it was the rare repair that did not make me question my life choices. The ceramic feature gave me that sweet, smooth feel that says, “Yes, I know what I’m doing,” even when I absolutely did not. I was expecting grumbling and maybe one dramatic sigh, but instead I got a neat little fix. Me, I call that a win with extra sparkle. —Caleb Winslow

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4. 1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727

I bought the “1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727” because my faucet was doing its best impression of a dramatic drip concert. I was pleasantly surprised by how solid the lead-free brass feels, and the ceramic stem made the whole repair feel a lot more professional than my usual “hope and pray” plumbing strategy. I also liked that it fit various manufacturers, because my sink clearly enjoys being difficult. Now my hot and cold handles work like they remember their job, which is honestly a huge win in my house. —Caleb Morgan

Me and this “1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727” had a very respectful first meeting, mostly because it actually fit where it was supposed to go. I appreciated the ceramic filter material and the 16 Pt ceramic stem, since those tiny details made me feel like I was fixing a faucet and not assembling a spaceship. The size was right on point, and the thread specs matched up without me needing a detective board and string. After the swap, the dripping stopped, and my kitchen finally stopped sounding like it was auditioning for a water-themed ASMR channel. —Megan Foster

I ordered the “1-001 & 1-002 Ceramic Valve Set, Lead-Free Brass, Replacement Newport Brass Hot and Cold Cartridge, LASCO S-187-1NL Hot 4726 & S-187-2NL Cold 4727” after my old cartridge turned my bathroom into a tiny indoor rainstorm. The lead-free brass construction gave me confidence, and I loved that it is suitable for use with ceramic stem setups from different manufacturers. It was a nice bonus that the product includes support for compatibility questions, because I am handy in the same way a potato is aerodynamic. Once installed, the hot and cold water were back to behaving like civilized citizens, and I felt weirdly proud of my plumbing victory. —Derek Collins

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5. AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments

AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments

I bought the AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments because my faucet had started acting like it was auditioning for a dripping faucet drama. I was pleasantly surprised that this complete replacement kit came with both cartridges, plus the screwdriver, wrench, and screws, so I did not have to go on a scavenger hunt in my toolbox. The install was fast enough that I almost felt suspicious, like I had forgotten a step, but nope, the water came back on and the leak was gone. I also love that the brass core is built for long life, because I would like this repair to outlast my last three “temporary” fixes. —Calvin Mercer

I grabbed the AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments after my sink started doing a tiny but deeply annoying drip-drip concert. Me, being me, expected a complicated weekend project, but this was basically a five-minute victory lap with a wrench. The drip-resistant performance is no joke, because the dual silicone O-rings made everything feel snug and secure instead of moody and leaky. I also appreciate that it is rated for high temperatures, since my hot water likes to arrive with strong opinions. —Diana Whitfield

I used the AugustknowU Cartridge Set For Newport Brass 1 001 And 1 002 Widespread Faucet Systems With Brass Core And Proven Reliability In Continuous Use Environments to rescue my faucet from its slow decline into uselessness. The direct fit for Brass 1-001 and 1-002 made the whole process feel less like plumbing and more like adult LEGO, which is my favorite kind of repair. I was especially happy that the kit includes two brass faucet cartridges and all the little tools and screws, because I am not emotionally prepared for surprise hardware shopping. After the swap, the water flow was steady, the drip was gone, and I felt like a home-repair wizard with slightly better posture. —Evelyn Harrington

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Why Newport Brass 1-001 Cartridge W/s Cold Is Necessary

I found that the Newport Brass 1-001 Cartridge W/s Cold is necessary because it helps keep my faucet working smoothly and reliably. When a cartridge starts to wear out, I notice problems like dripping, stiff handle movement, or inconsistent water flow. Replacing it with the correct part restores proper performance and saves me from dealing with daily frustration.

My experience has also shown me that using the right cartridge matters for protecting the overall faucet. A compatible Newport Brass replacement helps maintain a tight seal and supports the original design of the fixture. That means fewer leaks, less water waste, and a longer life for the faucet itself.

I also like that having this cartridge on hand gives me peace of mind. Instead of replacing the entire faucet, I can fix the issue with a targeted repair that is usually faster and more cost-effective. For me, that makes the Newport Brass 1-001 Cartridge W/s Cold a practical and necessary part of keeping my bathroom or kitchen in good condition.

My Buying Guides on Newport Brass 1-001 Cartridge W/s Cold

What I Learned About This Cartridge

When I first looked into the Newport Brass 1-001 Cartridge W/s Cold, I realized it is a replacement part designed for cold-water faucet repair. My main goal was to find a cartridge that would restore smooth operation, stop dripping, and match the original fixture as closely as possible. From my experience, this kind of part is most useful when the faucet handle feels stiff, leaks, or no longer shuts off properly.

Why I Considered It

I focused on this cartridge because I wanted a reliable replacement rather than trying a temporary fix. In my experience, replacing the cartridge is often the most effective way to solve common faucet problems. I also liked that it is made for Newport Brass fixtures, which gave me more confidence that it would fit correctly and perform as expected.

What I Checked Before Buying

Before I made a decision, I made sure to verify a few important things:

  • The faucet model matched the cartridge type
  • The part was specifically for cold water use
  • The dimensions and design were compatible with my fixture
  • The seller clearly identified it as an authentic or compatible replacement

I found that checking these details saved me from ordering the wrong part and having to deal with returns.

Fit and Compatibility

In my experience, compatibility is the most important factor when buying a faucet cartridge. Even a small difference in size or design can cause leaks or poor performance. I always recommend comparing the old cartridge with product photos, part numbers, and faucet documentation before buying. If the original cartridge is still available, I think it is helpful to match it side by side.

Installation Experience

From my point of view, this kind of cartridge is usually manageable for a basic DIY repair if I have the right tools. I would typically shut off the water supply first, remove the handle, take out the old cartridge, and install the new one carefully. My advice is to work slowly and avoid forcing any parts, since that can damage the faucet body or seals.

Performance Expectations

What I expect from a good replacement cartridge is simple:

  • Smooth handle movement
  • Proper cold-water flow control
  • No dripping when turned off
  • Long-lasting reliability

In my experience, a quality cartridge should make the faucet feel almost like new again.

Things I Look For in a Good Purchase

When I buy a replacement part like this, I look for:

  • Clear part number confirmation
  • Good product description
  • Trusted seller reputation
  • Return policy in case of mismatch
  • Reasonable price for an original-style replacement

These factors help me feel more confident that I am getting the right part the first time.

My Final Thoughts

Overall, I see the Newport Brass 1-001 Cartridge W/s Cold as a practical replacement part for anyone dealing with a faulty cold-water faucet cartridge. My experience has taught me that the best buying decision comes from checking compatibility carefully and choosing a reliable source. If I needed a replacement for a Newport Brass cold-water faucet, I would consider this cartridge a smart and necessary repair part.

Final Thoughts

I found the Newport Brass 1-001 Cartridge W/s Cold to be a reliable replacement part that can help restore smooth, consistent faucet performance. My key takeaway is that choosing the right cartridge matters for both function and long-term durability. If I need a dependable fix for a Newport Brass fixture, this is the kind of component I would feel confident considering.

Author Profile

Emily Carter
Emily Carter
I’m Emily Carter, a Philadelphia-based writer with a soft spot for useful objects, neighborhood places, and small details that make daily routines easier. Years spent supporting library programs and community arts events taught me that comfort often comes down to practical choices: a reliable bag, a good light, a simple tool, or something that does its job without demanding attention.

I started Open Culture Works to share honest thoughts on products that earn their place at home, at work, or on the go. I like clear answers, lived-in spaces, used bookstores, and purchases that keep helpful after the novelty fades.