

2X 17 mm Maymom Wide Neck Pump Parts Compatible with Spectra S1/S2 Pumps; Incl Wide Mouth Flanges; Not Original Spectra Flange; Replaces Spectra Shield (Two Small Flanges)
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Lucky Shopper 86
> 3 dayProperly fitting flanges make a huge difference in your pumping journey. For some reason most pumps come with a standard 24mm flange even though the standard nipple measurement is 13mm (or at least so’s age the internet). My friends and I measured and 3 women all measured between 13-14mm. I was previously using silicone inserts but they made more parts to wash, we’re hard to remove to wash, and weren’t always where I needed them. These are amazing. They fit all of my spectra parts and have made a huge difference.
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Faith
> 3 dayJust what I needed. Works great with my spectra s2 breast pump
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Christopher
> 3 dayThese were a godsend!!! Like most women who pump, I struggled with output until I bought the correct flanges. What a game changer. No more cracked and bleeding nipples. No more fighting the pump for every ounce. Ladies, get measured and get yourself a set of the Maymom flanges if you aren’t a “traditional” size.
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Jade
> 3 dayJust as good as the ones that come with your pump but way better! It’s so nice to have one that fits properly, it has definitely helped with comfort and getting milk out! And yes it does fit on the spectra pump’s!
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Katrina Sale
> 3 dayI ordered these and they came used in a ziplock bag with dried white milk remnants. Absolutely disgusting. Nowhere did it mention sending used parts. I expected brand new from a sealed bag.
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Betsa
Greater than one weekI had to leave a review because maybe it could help some mums out there. I was using the spectras 20mm and 21mm, I was experiencing sensitivity & pain. I had read about the importance of flange size so I decided to purchase these in 18mm (for references my nipple size pre pumping is 15mm and post pumping 17mm). Well long story short, wow, the difference is just wow. Don’t give up and find your flange size, it will drastically change your pumping for the better. No more pain, yay.
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Kelsey
Greater than one weekI guess I am not the average but I was so happy to find a replacement for my spectra pump parts that actually fit what I needed! They are a little hard to clean the inside but not impossible. i actually bought these twice as I pumped for a while and needed to replace! Would buy again if needed.
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Molly G.
07-06-2025I’ve had a set of these I used for my son, saved them and used them again for my daughter - the first set broke - however it was out through MANY HOURS of pumping. So I put them through the ringer and after 2 years of pumping I had to buy another set! I’d say they are extremely durable and long lasting which is why I bought another set because I know it will last me a long time!
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Taryn Wolf
> 3 dayI pumped for a year with the wrong sized flanges because I was too cheap to buy the correct size. Totally regret that! No discomfort pumping with these vs when I was using 24 mm ones. Can’t really tell if they helped increase production but it certainly didn’t decrease it!! It is weird how smaller flanges are more expensive but oh well. Worth it!
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Lauren
> 3 dayGood