Maymom Pump Parts Compatible with Spectra S2 S1 Replacement Kit for Spectra Pump Parts 24 mm Flange Duckbill Valve Tube Bottle Backflow Protector, Not Original S2 S1 Accessories
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Original price was: $34.99.$32.99Current price is: $32.99.
Price: $34.99 - $32.99
(as of Jun 06, 2025 08:04:14 UTC – Details)
From the brand
Maymom One-piece Flange
Maymom Detachable Shield
Maymom Base Connector
Maymom Flange Insert
Maymom Duckbill Valve
Maymom Storage/Feeding Bottle
Maymom Bottle Caps
Maymom Storage Bag Adapter
Maymom Bottle Converter
Maymom Tubing
Backflow Protector & Diaphragm
Other Products
Maymom cares for each mom
Maymom always cares about mothers’ needs on the path of breastfeeding. For years, we hear mothers’ voice for customized, comfortable and easy-to-use tools.
Maymom makes a wide range of aftermarket pump parts including flange, tubing, duckbill valve, backflow protector, collection bottle, milk storage bag adapter, and various kinds of adapters to bridge different systems of name brand breastpumps.
Is Discontinued By Manufacturer : No
Package Dimensions : 7.24 x 6.34 x 3.78 inches; 12.63 ounces
Manufacturer recommended age : 0 months and up
Item model number : S001W-F
Date First Available : December 13, 2018
Manufacturer : Maymom
ASIN : B07LBD522D
Country of Origin : Taiwan
The incl. 24mm flanges are not suitable for all mothers. Please refer to the size guidance in the product listing before purchase. Suitable for mothers with a niple diameter of 22–23mm (measured after pumping). Kit Contents: 2 Flanges (24mm), 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes, and 2 Bottles with One-Piece Travel Caps. Compatible with Spectra S2, Spectra S1, and Spectra 9 Plus breast pumps. 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: 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm.
The One-piece cap of Maymom bottle includes sealing ring for secure seal. NO waste of milkdrop. Designed 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.
US FDA registered medical device (No. D192499), Health Canada License (No.26003), Australian Health and Aged Care (ID 463470). Inspected by US FDA. Comply with FDA/EU regulations for plastic materials that contact food. Test reports are conducted by independent lab and available online for reference.
Material does NOT contain any BPA. Can be cleaned with water steam, boiling water or microwave-steam bags. Retail packed, sealed by the manufacturer – Maymom, not original Spectra parts.
Customers say
Customers find that these breast pump parts work well with Spectra pumps and are of good quality, holding up well over time. They consider them good value for money, with one customer noting they’re affordable to replace every three months. The fit receives mixed feedback – while some customers say they’re perfect for Spectra pumps, others mention that the bottles might be too small.

Original price was: $34.99.$32.99Current price is: $32.99.