Best Silicone Pump Replacement Parts in 2026
Daisy
Last Updated: Jul 18, 2026
Daisy
Last Updated: Jul 18, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Esther House | 9.86 | ✅ | ✅ | ✅ |
Maymom flange, not spectra flange or spectra USA product. It will not fit every mother. See below for details. Contains 2x 18mm widemouth flange and Valve for spectra s1 plus pump, s2 plus pump, 9 plus pump and Motiff Luna, Ameda Mya pumps. Suitable for mother with a niple diameter less than 16-17mm (measured AFTER a pumping session).
Compatible with spectra wide mouth bottles, AVEN bottles, and Maymom wide mouth bottles. They are NOT compatible with OTHER wide mouth bottles.
Made by Maymom, not original spectra company. Maymom is not affiliated with Uzinmedicare, the trademark owner of spectra.
BPA free; Complies with US FDA regulation for plastics that contact food.
Dishwasher top-rack safe; Steam safe cleaning
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Esther House | 9.86 | ✅ | ✅ | ✅ |
CONTENTS: 8x duckbill valve and 4 x silicone membrane. Made by Maymom, replacement pump parts compatible with spectra duckbill valve and spectra membrane. Not Original Spectra Pump Parts. Not Original Spectra S2 PLUS, or Spectra S1 PLUS, Spectra S3 Parts.
COMPATIBLE with Spectra S1 Plus Spectra S2 Plus Spectra 9 Plus breastpump (The duckbill valves also compatible with Spectra Dew 350). Not original Spectra S1 accessories, Spectra S2 accessories, Spectra Duckbill Valves, Spectra Membrane Replacement.
SAME SUCTION POWER AS OEM VALVES. The duckbill valves are compatible with Spectra flange and Maymom flange. The silicone membranes are compatible with Maymom backflow protector (Long, Short and Medium) and Spectra S1 backflow protector, Spectra S2 backflow protector. Also suitable for Ameda Mya pumps.
OPTIMIZE PUMP PERFORMANCE. Replace your silicone membrane, duckbill valves regularly to optimize the performance of your breastpump.
BPA/DEHP FREE. IN RETAIL PACK.; comply with EU and USA FDA regulations for materials that contact food. Tested by independent labs for quality and safety. All items are packaged in retail pack and sealed by the manufacturer Maymom. Can be cleaned with boiling water or water steam.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
2 SILICONE MEMBRANES for Spectra backflow protectors and Nenesupply backflow protector
THIS IS AFTERMARKET PART MADE BY NENESUPPLY. Use on SPECTRA S2, SPECTRA S1, SPECTRA 9 PLUS. Not Original Spectra S2 Accessories
OPTIMIZE PUMP PERFORMANCE. Replace silicone membranes regularly to optimize the performance of your breastpump
FDA REGISTERED MEDICAL DEVICE. Comply with EU Commission Regulation (EU) No 10/2011 for plastic materials that contact food. Tested by independent labs for safety.
IN RETAIL PACK. MATERIALS DO NOT CONTAIN ANY BPA. Can be sanitized with boiling water or water steam. All items packaged in retail pack, sealed by manufacturer for best protection and hygiene.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Esther House | 9.86 | ✅ | ✅ | ✅ |
Kit Contents: 2 Flanges ( 24mm), 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes, 2 Bottles (with One-Piece Travel Cap). Compatible with Spectra S2, Spectra S1, Spectra 9 Plus Breastpump. Nipples and Dome Caps are NOT included in this kit
All pump parts made by Maymom. Not Original Spectra S2 Accessories. Not Original Spectra S1 Accessories. Not Original Spectra Pump Parts
Compatible and interchangeable with Spectra pump parts. Same suction power as OEM parts. Replace Spectra Flanges, Spectra Duckbill Valves, Spectra Backflow Protectors, Spectra Tubings, Spectra Bottles (Wide Mouth). Multiple flange sizes available: 15mm, 17mm, 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm
The One-piece cap of Maymom bottle includes sealing ring for secure seal. NO waste of milkdrop. Design for travel and storage of formula or breast milk. It's also perfect to convert baby feeding bottle to snack container or tumbler for mommy
Material does NOT contain any BPA. Can be sanitized with water steam, boiling water or microwave-steam bags. Comply with FDA regulations for plastic materials that contact food
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
2 REPLACEMENT TUBES for SPECTRA S2, SPECTRA S1, 9 Plus Breastpumps, Avent Electric, and Ameda Purely Yours breastpumps. MADE BY NENESUPPLY. NOT ORIGINAL SPECTRA PUMP PARTS. Not original Spectra S2 Tubing
LONGER THAN OEM TUBING: 42" in length. 9" longer than OEM tube. Easy to use while pumping. Replace Spectra tubing, Avent tubing, and Ameda Tubing.
NO MORE TEARING ENDS: Made from sturdy materials that can sustain multiple pulls and stretches every day. BPA FREE and DEHP FREE. Can be sanitized with Micro-steam bag, water steam or boiling water.
NO MORE FALLING TUBES and EASY TO PLUG ONTO THE PUMP: Fit the pump tightly. Save your precious time.
FDA REGISTERED MEDICAL DEVICE. Manufactured by faclities in compliance with FDA quality control system. Comply with EU Commission Regulation plastic materials that contact food.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
CONTAINS 2 X-Small 19mm FLANGES / Breastshields. A NENESUPPLY FLANGE FOR SPECTRA S2, SPECTRA S1, AND SPECTRA 9 PLUS BREASTPUMP. Made by Nenesupply. Not Original Spectra Flanges.
THIS IS A COMPATIBLE PRODUCT MADE BY NENESUPPLY. Not Original Spectra S2 accessories.COMPATIBLE WITH SPECTRA PUMP PARTS. Compatible with Spectra valve, Spectra backflow protector, and Spectra bottle. It has same suction power as OEM parts.
COMPATIBLE WITH SPECTRA WIDE MOUTH BOTTLES, and NENESUPPLY WIDE MOUTH BOTTLES. They are NOT compatible with OTHER wide mouth bottles.
DIFFERENT FLANGE SIZES AVAILABLE: 19mm, 21mm, 24mm, 27mm, 30mm. MATERIAL DO NOT CONTAIN ANY BPA. Can be sanitized with water steam, boiling water or microwave-steam bags.
IN RETAIL PACK sealed by manufacturer. Tested by independent labs for safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
NENESUPPLY COMPATIBLE FLANGES FOR SPECTRA S2, SPECTRA S1, AND SPECTRA 9 PLUS BREASTPUMP. Contains 2 Small 21mm Flanges / Breastshields. MADE by NENESUPPLY. NOT ORIGINAL SPECTRA FLANGE.
THIS IS AFTERMARKET FLANGE MADE BY NENESUPPLY. COMPATIBLE WITH OTHER SPECTRA PUMP PARTS. Compatible with Spectra S2 accessories. It has same suction power as OEM parts.
COMPATIBLE WITH SPECTRA WIDE MOUTH BOTTLES and NENESUPPLY WIDE MOUTH BOTTLES. They are NOT compatible with OTHER wide mouth bottles.
DIFFERENT FLANGE SIZE AVAILABLE: 19mm, 21mm, 24mm, 27mm, 30mm. MATERIAL DO NOT CONTAIN ANY BPA. Can be sanitized with water steam, boiling water or microwave-steam bags.
IN RETAIL PACK sealed by manufacturer. Do not contain any BPA. Tested by independent labs for safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Esther House | 9.86 | ✅ | ✅ | ✅ |
Maymom aftermarket PUMP PARTS COMPATIBLE WITH SPECTRA S2 SPECTRA S1 SPECTRA 9 PLUS BREASTPUMPS. Made by Maymom. Not Original Spectra Parts. Incl 2 Flanges (24mm), 2 Valves, 2 Backflow Protectors and 2 Tubings. The flanges can only connect to WIDE MOUTH bottles.
AFTERMARKET PARTS MADE BY Maymom. INTERCHANGEABLE WITH SPECTRA PARTS. All parts are interchangeable with Spectra Pump Parts. Can be used with Spectra flange, Spectra backflow protector, Spectra valve, and Spectra tubing.
USED WITH WIDE-MOUTH BOTTLES ONLY. Use this kit with Spectra bottles, Avent bottles, and Maymom wide mouth bottles. DOES NOT work with OTHER WIDE NECK BOTTLES. CLOSED SYSTEM. No contact between milk and tubing.
DIFFERENT FLANGE SIZE AVAILABLE: 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm. Refer to size selection guide in product photo to choose the right size for you.
IN RETAIL PACK. All parts can be sterilized with water steam or boiling water. Do not contain any BPA. Tested by independent labs for safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| PumpMom | 9.94 | ✅ | ✅ | ✅ |
COMPATIBLE MODELS - 4 Replacement Silicone Membranes Compatible with Spectra Backflow Protectors and Nenesupply Backflow Protectors.
SAFE MATERIAL - Made with Food Grade Silicone, BPA free.
THIS IS AFTERMARKET PART MADE BY PumpMom. Not Original, Compatible with Spectra S2 Accessories.
All items packaged in retail pack, sealed by manufacturer.
OPTIMIZE PUMP PERFORMANCE. Replace silicone membranes regularly to optimize the performance of your breastpump.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Esther House | 9.86 | ✅ | ✅ | ✅ |
CONENTS: 2x Backflow Protectors (including 2 large caps, 2 small caps, and 2 silicone diaphragms.) and 2x tubes. Maymom made parts compatible with spectra backflow protectors, both new and old versions. Ideal replacement tubes for spectra tubing, spectra tubing replacement, or spectra membrane. Not original spectra pump parts. NOT original spectra S2 pump parts.
COMPATIBLE with Spectra S1 Spectra S2 Spectra 9 Plus breast pump. The tubing is also suitable for Ameda Mya Portable and Ameda Mya Pro pumps.
LONGER THAN OEM TUBE: easy to plug onto the pump and no more falling tubes and tearing ends; 42" in length, 9" longer than OEM tubing. Easy to use around your pump. Fit the pump tightly. Made from sturdy materials that can sustain multiple pulls. Optimal Pumping Perfomance !!
CLOSED SYSTEM. With maymom backflow protectors, no milk will enter the tubing, so the tubing will remain clean. Can be sanitized with water steam or boiling water.
BPA/DEHP FREE. IN RETAIL PACK.; Comply with EU and USA FDA regulations for materials that contact food. Tested by independent labs for quality and safety. All items packaged in retail pack, sealed by manufacturer, Maymom.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
NENESUPPLY COMPATIBLE PUMP PARTS 24mm FLANGE FOR SPECTRA S1 S2 9 PLUS BREASTPUMPS. Made by Nenesupply. Inc 2 Medium 24mm Flanges, 2 Duckbill Valves, 2 Backflow Protectors, and 2 Tubing. The flanges need to connect with WIDE MOUTH bottles.
COMPATIBLE PARTS MADE BY NENESUPPLY. Interchangeable and Compatible with Spectra flanges, S2 Accessories, backflow protectors, valves, and tubing.
COMPATIBLE WITH WIDE-MOUTH BOTTLES. Compatible with Spectra bottles and Nenesupply wide mouth bottles. DOES NOT work with OTHER WIDE NECK BOTTLES. CLOSED SYSTEM. No contact between milk and tubing.
DIFFERENT FLANGE SIZE AVAILABLE: 17mm, 19mm, 21mm, 24mm, 27mm, 30mm. Refer to size selection guide in product photo to choose the right size for you.
BPA Free. DEHP Free. Dishwasher (top rack) safe. All parts can be sterilized with water steam or boiling water. FDA compliant for food contacts. Tested by independent labs for safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
NENESUPPLY COMPATIBLE PUMP PARTS 24mm FLANGE FOR SPECTRA S1 S2 9 PLUS BREASTPUMPS. Made by Nenesupply. Inc 2 Medium 24mm Flanges, 2 Duckbill Valves, 2 Backflow Protectors, 2 Bottles and 2 Tubing. The flanges need to connect with WIDE MOUTH bottles.
COMPATIBLE PARTS MADE BY NENESUPPLY. Interchangeable and Compatible with Spectra flanges, S2 Accessories, backflow protectors, valves, and tubing.
COMPATIBLE WITH WIDE-MOUTH BOTTLES. Compatible with Spectra bottles and Nenesupply wide mouth bottles. DOES NOT work with OTHER WIDE NECK BOTTLES. CLOSED SYSTEM. No contact between milk and tubing.
DIFFERENT FLANGE SIZE AVAILABLE: 17mm, 19mm, 21mm, 24mm, 27mm, 30mm. Refer to size selection guide in product photo to choose the right size for you.
BPA Free. DEHP Free. Dishwasher (top rack) safe. All parts can be sterilized with water steam or boiling water. FDA compliant for food contacts. Tested by independent labs for safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BB XPRESS LLC | 9.90 | ✅ | ✅ | ✅ |
NENESUPPLY COMPATIBLE PUMP PARTS 19mm FLANGE FOR SPECTRA S1 S2 9 PLUS BREASTPUMPS. Made by Nenesupply. Inc 2 X Small 19mm Flanges, 2 Duckbill Valves, 2 Backflow Protectors, and 2 Tubing. The flanges need to connect with WIDE MOUTH bottles.
COMPATIBLE PARTS MADE BY NENESUPPLY. Interchangeable and Compatible with Spectra flanges, S2 Accessories, backflow protectors, valves, and tubing.
COMPATIBLE WITH WIDE-MOUTH BOTTLES. Compatible with Spectra bottles and Nenesupply wide mouth bottles. DOES NOT work with OTHER WIDE NECK BOTTLES. CLOSED SYSTEM. No contact between milk and tubing.
DIFFERENT FLANGE SIZE AVAILABLE: 17mm, 19mm, 21mm, 24mm, 27mm, 30mm. Refer to size selection guide in product photo to choose the right size for you.
BPA Free. DEHP Free. Dishwasher (top rack) safe. All parts can be sterilized with water steam or boiling water. FDA compliant for food contacts. Tested by independent labs for safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| PumpMom | 9.94 | ✅ | ✅ | ✅ |
6 Count Replacement Duckbill Valves and 4 Count Silicone Membranes for Spectra S2, Spectra S1, Spectra 9 Plus breastpumps.
THIS IS AFTERMARKET PART MADE BY PumpMom. Not Original Spectra S2 Pump Accessories.
SAFE MATERIAL - Made with Food Grade Silicone, and can be washed in water steam or boiling water.
Clean with soapy water and rinse with clean water. Do not use hard brushes. Clean the thin tips with fingers. Do not use dishwasher.
OPTIMAL PUMPING PERFORMANCE. Replace your silicone membrane, duckbill valves regularly to optimize the performance of your breastpump.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| IdahoJones | 6.05 | ✅ | ✅ | ✅ |
Hands Freedom, At Last! Not all breastfeeding women have access to a wearable Willow or Elvie Breast Pump. But now, the Idaho Jones closed system breastmilk collector cups offer the same wearable freedom and discretion! Not to mention, a comfy flange and insert selection that fits you like a glove because they are made of silicone. Upgrade your pumping with a revolutionary breast cups milk collection kit! Idaho Jones cups are the only breast milk collection cups that won a Mom’s Choice Award.
Easy To Love: Compatible With Your Favorite Electric Breast Pump, like Spectra S1 and S2, Freemie, Baby Buddha, Liberty, Medela Freestyle Flex, Motif Luna and Evenflo Breast Pump. If yours is electric and uses the traditional breast pump flange and bottle collection, you can now switch to Idaho Jones breast milk catcher cups and enjoy a portable & hands free pump. Discover the luxury of a more customizable alternative to Freemie cups, Legendairy milk cups, Spectra Cara Cups (21mm or 24mm).
Included In Your Complete Collection Cup Set is 2 of each of the following: Collection Cups (6oz storage), 24mm Flanges, Valves, Valve Bases, Membranes, Membrane Caps; and 4 of each of Tubing Adapters A and B. Both the cup and membrane caps are plastic, while everything else is plushy-soft medical grade silicone. Can be used as Freemie compatible cups, Spectra wearable breast cups or Legendairy milk silicone collection cups. Replacement parts and accessories are available too.
Choose Your Precise Size: Every nipple is unique. That’s why it’s very important that you find your correct flange size for maximum pumping coziness and efficiency. This set of pump collection cups comes with soft 24mm flanges. Don’t worry if you need a narrower size - you can SEPARATELY buy our soft silicone inserts that reduce your 24mm flanges to 17mm, 19mm, or 21mm. For a larger nipple size, try our 27mm flanges. Find your best fit! Don’t forget to replace your parts every few months.
Empowered Pumping Starts Here: Buy our breast milk cups for bra or breast pump cups containers hands free with 100% confidence. If you run into any issues, let us know and we will solve them for you. Whether you use a Legendairy milk flange or pump a collect 28, try our legendary wearable collection cups. Because every second counts for an Empowered Pumping Mom! For a more graceful way to pump, try Idaho Jones Collection Cups now, and love pumping even more! They are also HSA FSA eligible.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| PumpMom | 9.95 | ✅ | ✅ | ✅ |
PumpMom replacement spectra Gold breastpump tubing is made of food grade Silicone - BPA free, and DEHP free.
INCLUDES: Two 36" long silicone tubing. Not Original Spectra Pump Parts.
COMPATIBILITY: Silicone Tubes for Spectra Synergy Gold Dual Adjustable Electric Breast Pump and Spectra Dual Compact Portable Double Breast Pumps.
Longer length than original spare parts, But no loss in suction.
IN RETAIL PACK, SEALED BY MANUFACTURER.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| meiyuekeji | 5.45 | ✅ | ✅ | ✅ |
6 duckbill valve, works for spectra S1 S2 S9--working well same as original spectra parts, fit the pump with no difficulty, as well as motif luna
Mayyatt duckbills valves are super thick and make great suction on breast pump really efficiently. BPA/DEHP free, green and safe for breastfeeding.
Easy to clean, just get Mayyatt duckbills valves, if you pump daily and need to replace parts often. Clean them in water steam or boiling water before and after use.
Reassuring replacement parts, the duckbill valve is a lot more durable so suction is way better for a longer period of time and they don’t just slid off so easily.
Change rubber accessories when feeling pumping pressure is going down, this duckbills valves items provides more tightness than original motif ones, more question, please feel free to ocntact us.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Nenesupply | 7 |
| Maymom | 5 |
| Pumpmom-Us | 3 |
| Idaho Jones | 1 |
| Mayyatt | 1 |
We've carried out a comprehensive analysis of 34,515 reviews on pump replacement parts, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select pump replacement parts priced around $21.20, with top brands including and
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