{"product_id":"maymom-21mm-flange-duckbill-valve-for-spectra-s1-s2-9-plus-replacement-pump-parts","title":"Maymom 21mm Flange \u0026 Duckbill Valve for Spectra S1\/S2 9 Plus – Replacement Pump Parts","description":"\u003ch2\u003eElevate your Spectra pump experience with Maymom replacement parts\u003c\/h2\u003e\n\u003cp\u003eDesigned as a reliable option for Spectra S1, S2 and S1Plus pumps, the Maymom 21mm flange and duckbill valve set offers a practical alternative to OEM components. While not original Spectra parts, these Maymom replacements are built to fit the same breasting routines, delivering a familiar feel and consistent performance patterns for daily use.\u003c\/p\u003e\n\u003cp\u003e Whether you are seeking a spare set for busy days, or a fresh pairing after cleaning, these parts are intended to support a smooth, uninterrupted pumping routine. The 21mm flange size is one of a broad range Maymom provides, helping you discover a comfortable fit that aligns with your bottle and pump setup.\u003c\/p\u003e\n\n\u003ch3\u003eWhat’s included and how it fits your setup\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eContents: two 21mm flanges and two duckbill valves compatible with Spectra S2, S1 and S1Plus pumps.\u003c\/li\u003e\n  \u003cli\u003eInterchangeability: designed to work with Spectra pump parts, offering a replacement option that mirrors the intended suction power of compatible parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFlange sizing and bottle compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFlange range: 13mm, 15mm, 17mm, 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 29mm, 30mm, 32mm — a broad selection to help you find a comfortable fit.\u003c\/li\u003e\n  \u003cli\u003eMaymom flange can work with Spectra wide-neck bottles, Avant bottles, and Maymom widemouth bottles, providing flexible bottle-adapter options.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDuckbill valve design and practical use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDuckbill valves feature easier plug-in and removal with a durable build, plus available color options for easy identification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety, materials, and care\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterials are BPA and DEHP free and FDA compliant for food contact scenarios.\u003c\/li\u003e\n  \u003cli\u003eIndependent lab testing reports are available online for reference.\u003c\/li\u003e\n  \u003cli\u003eRetail packaging is sealed by the manufacturer and designed for reliable delivery.\u003c\/li\u003e\n  \u003cli\u003eCleaning guidelines include dishwasher top rack, steam cleaning, boiling water, or microwave-steam bags with no reported issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNotes: Maymom is a separate brand and is not affiliated with the Spectra trademark owner. These parts are intended as replacement options, not original Spectra components. Individual results may vary depending on your pump model and setup.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these Maymom parts fit Spectra S1\/S2\/S1Plus pumps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, they’re designed to fit Spectra S1, S2 and S1 Plus as replacement parts, not original Spectra.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What care and material safety should I know about?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Parts are BPA\/DEHP-free and FDA-compliant; they’re dishwasher-safe and can be steam cleaned, with an online lab-test report available.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Maymom","offers":[{"title":"Default Title","offer_id":52790698967377,"sku":"B0863NBHRX","price":30.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7982\/9329\/files\/maymom-21mm-flange-spectra-compatible.jpg?v=1768035861","url":"https:\/\/mythriftymom.co.uk\/products\/maymom-21mm-flange-duckbill-valve-for-spectra-s1-s2-9-plus-replacement-pump-parts","provider":"mythriftymom","version":"1.0","type":"link"}