Momstouch 27mm Flange for Spectra S1/S2 9 Plus – Replacement Wide-Mouth Pump Part

Enhance your pumping setup with a flexible, reliable flange replacement

The Momstouch 27mm flange is designed as a practical replacement for Spectra S1, S2, and 9 Plus pumps. Although not an original Spectra part, this flange is built to fit Spectra components and a broad range of wide-mouth bottles, offering a versatile option for caregivers seeking dependable compatibility. The two-piece flange pair carries a lightweight, durable feel that’s ready for daily use, whether at home or on the go.

Key features

• Contains 2pc 27mm wide-mouth flange compatible with Spectra S1 S2 9 Plus pumps and select replacements.
• Suitable for nipple diameters around 23–25mm, helping you gauge fit with similar profiles.
• Produced by Momstouch, not the original Spectra part; compatible with Spectra valve, backflow protector, and bottles.
• Works with Spectra wide-mouth bottles, AVENT bottles, and Momstouch wide-mouth bottles; compatible with most other wide-mouth bottles.
• Material is BPA-free for peace of mind during routine use.
• Sanitization-friendly: steam, boiling water, or microwave steam bags are suitable for cleaning and maintenance.

Fit, use, and care

This flange set aims to provide a comfortable, straightforward fit for daily pumping sessions. The wide-mouth design facilitates easy alignment with compatible bottles, while the BPA-free material supports simple, routine cleaning and sanitization.

• Two-pack convenience means you have a ready replacement if needed.
• Broad bottle compatibility supports a flexible pumping setup with several brands.
• Simple sanitization options help keep equipment clean between sessions.
• Designed to work with Spectra components, offering an alternative to original parts without sacrificing compatibility.

Real-life use cases

Perfect for caregivers who use multiple bottle brands or who want a back-up flange for busy days. The 23–25mm diameter fit can feel comfortable during longer pumping sessions, and the two-flange pack ensures you’re not scrambling to replace a worn part.