M5 Breast Pump Replacement Parts

$33.00 CAD
4 Interest-free payments with Afterpay or with Klarna klarna
NEW2025

Some breast pump accessories do need replacing regularly to maintain performance. If you notice that your pump seems to have lost suction, the first thing you should do is take a look at your parts, particularly the valves, and inspect for wear, fraying, or stretching and replace if needed.

1. Diaphragm and duck valves need to be replaced every 3 months;

2. Backflow linker and flange shields need to be replaced every 6 months

Style: Flange 24mm*1
Flange 24mm*1
Flange 27mm*1
15mm Insert*1
17mm Insert*1
19mm Insert*1
21mm Insert*1
Duckbill Valve*1 & Diaphragm*1
Brush*1
Cover*1
Milk Collector*1
Overall(24mm)
4 Interest-free payments with Afterpay or Klarna
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All Momcozy.com standard shipping rates and policies apply to all items when shipped to the United States, United Kingdom, Canada, Australia, Saudi Arabia, France, Germany, and some EU Countries including free shipping on qualifying orders. For other countries, please get in touch with our customer service before placing the order.

The time frame of order delivery is divided into two parts:

●Processing time: 1-2 business days

●Shipping time: 3-8 days (excluding weekends and holidays).

Click here for more shipping details

30 Days Guarantee Learn more

We stand behind our products. If you don’t love it, exchanges and returns are available in 30 days.

30-Day No-Reason Return Policy

Momcozy offers a 30-day no-reason return policy for unused and unopened products with intact packaging. Returns must include all original accessories and proof of purchase. Customers are responsible for return shipping costs, and original shipping fees are non-refundable. Clearance items and non-Momcozy branded products are excluded from this policy.

Exchange Policy

Non-Quality Issues: Within 30 days of receipt, unused products may be exchanged for reasons such as size mismatch, with the return shipping cost to be borne by you.

Quality Issues: If a product is damaged due to quality issues within the warranty period, please contact our customer service team for assistance. They will provide you with a solution that best suits your needs.

If you have any problems or malfunctions during use, please contact us at support@momcozy.com, and please allow up to 24 business hours for a response to your question.

Click here for more return&exchange details

1 Year Warranty Learn more

At least 1 Year* Warranty Guarantee Policy

At Momcozy, we want you to feel confident in your purchase. That's why we offer a 1-year warranty (2 years in EU) on most products with batteries, covering normal wear and tear. Simply keep your proof of purchase and contact us if you experience any issues within the warranty period. We'll work with you to find a solution, whether it's a repair, replacement, or refund.

Some exclusions apply, such as damage caused by misuse or unauthorized modification. For more details, please see our full warranty policy.

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The accessories for this product:

The accessories for this product

4.3
Rated 4.3 out of 5 stars
Based on 116 reviews
Total 5 star reviews: 78 Total 4 star reviews: 12 Total 3 star reviews: 13 Total 2 star reviews: 3 Total 1 star reviews: 10
78%would recommend this product
ComfortRated 4.9 on a scale of 1 to 5
QualityRated 5.0 on a scale of 1 to 5
Ease of UseRated 5.0 on a scale of 1 to 5
Value for MoneyRated 5.0 on a scale of 1 to 5
116 reviews
  • EN
    Emma N.
    Verified Buyer
    M5 Breast Pump Replacement Parts
    Reviewing
    M5 Breast Pump Replacement Parts
    I do not recommend this product
    Rated 1 out of 5 stars
    1 year ago
    1 Star

    Overall love my M5 but disappointed in description of what is considered a full set...ordered "2 sets" thinking I was getting double pump parts...but a set only means 1milk collector, 1 diaphragm, 1 valve and 1 flange....i do not consider this a set!!! Very expensive for replacement parts! Unaffordable!!

  • R
    Rachael
    Flag of United States
    Verified Buyer
    M5 Breast Pump Replacement Parts
    Reviewing
    M5 Breast Pump Replacement Parts
    I recommend this product
    Rated 5 out of 5 stars
    7 months ago
    Only Comes With One

    This is great quality and fit my Momcozy M5, but I misunderstood the description and this only comes with 1 set, so you need to purchase 2 to complete your set.

  • EW
    Ella W.
    Verified Buyer
    M5 Breast Pump Replacement Parts
    Reviewing
    M5 Breast Pump Replacement Parts
    I do not recommend this product
    Rated 2 out of 5 stars
    1 year ago
    2 Stars

    Duckbill and valve replacement parts is only 1 of each, not a pair. $15.99 (+shipping) for one of each that need to be replaced regularly is far higher than other pump brands

  • CM
    Cassidi M.
    Verified Buyer
    M5 Breast Pump Replacement Parts
    Reviewing
    M5 Breast Pump Replacement Parts
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    5 Stars

    I absolutely love this pump!! I had to replace my milk collector part because I dropped it at work and the part that goes into the motor literally broke off. I had to go back to my old pump till these parts got here and I love it so much I ordered a second milk collector just incase it happens again.

  • AV
    Alyssa V.
    Verified Buyer
    M5 Breast Pump Replacement Parts
    Reviewing
    M5 Breast Pump Replacement Parts
    I do not recommend this product
    Rated 1 out of 5 stars
    1 year ago
    1 Star

    I received the wrong items :(

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