---
product_id: 39440103
title: "Nenesupply 21mm 2 pc Flanges Compatible with Spectra S2 S1 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts Flange Accessories Wide Mouth Work with Valve Backflow Protector Bottle"
brand: "nenesupply"
price: "€ 24.46"
currency: EUR
in_stock: true
reviews_count: 10
category: "Nenesupply"
url: https://www.desertcart.it/products/39440103-nenesupply-21mm-2-pc-flanges-compatible-with-spectra-s2-s1
store_origin: IT
region: Italy
---

# 21mm wide mouth flange 100% compatible with Spectra parts Dishwasher & sterilizer safe Nenesupply 21mm 2 pc Flanges Compatible with Spectra S2 S1 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts Flange Accessories Wide Mouth Work with Valve Backflow Protector Bottle

**Brand:** nenesupply
**Price:** € 24.46
**Availability:** ✅ In Stock

## Summary

> 👶 Pump in style, comfort, and confidence — because your little one deserves the best!

## Quick Answers

- **What is this?** Nenesupply 21mm 2 pc Flanges Compatible with Spectra S2 S1 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts Flange Accessories Wide Mouth Work with Valve Backflow Protector Bottle by nenesupply
- **How much does it cost?** € 24.46 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/39440103-nenesupply-21mm-2-pc-flanges-compatible-with-spectra-s2-s1)

## Best For

- nenesupply enthusiasts

## Why This Product

- Trusted nenesupply brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Hygienic & Safe:** BPA & DEHP free, FDA-compliant materials that withstand boiling, steaming, and microwave sterilization.
- • **Perfect 21mm Fit:** Engineered for a comfortable, secure seal with Spectra S1, S2, 9 Plus & Synergy Gold pumps.
- • **Wide Mouth Comfort:** Smooth angled flange tunnel (32mm+) designed to prevent nipple irritation during extended pumping.
- • **Effortless Cleaning:** Top-rack dishwasher safe for busy parents who demand convenience without compromise.
- • **Seamless Compatibility:** Works flawlessly with Spectra valves, backflow protectors, and bottles — plus Nenesupply bottles too.

## Overview

Nenesupply’s 21mm dual flange set offers a premium, wide-mouth design compatible with Spectra S1, S2, 9 Plus, and Synergy Gold breast pumps. Crafted from BPA- and DEHP-free polypropylene, these flanges ensure hygienic use with FDA-approved materials and can be sterilized via boiling, steaming, or microwave bags. Designed for comfort with a smooth, 32mm+ tunnel, they prevent nipple irritation and maintain the same suction efficiency as original parts. Dishwasher safe and fully interchangeable with Spectra valves, backflow protectors, and bottles, these flanges are a trusted, convenient upgrade for modern pumping moms.

## Description

desertcart.com : Nenesupply 21mm 2 pc Flanges Compatible with Spectra S2 S1 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts Flange Accessories Wide Mouth Work with Valve Backflow Protector Bottle : Baby

Review: Perfect fit for Spectra S1 - Work perfectly for Spectra S1. I always worry about not buying directly from manufacturer but was perfect. Even came with a nipple size check to ensure your buying the right size flange.
Review: Good product - Nice product, fit for me. I would recommend this product

## Features

- CONTAINS 2 SMALL 21mm FLANGES / Breastshields. MADE BY NENESUPPLY. COMPATIBLE WITH SPECTRA S2, SPECTRA S1, SPECTRA 9 PLUS, AND SYNERGY GOLD BREASTPUMPS. Not Original Spectra S2 Flanges. Not original Spectra pump parts.
- WIDE MOUTH FLANGES. Compatible and Interchangeable with Spectra valves, Spectra backflow protectors, and Spectra bottles. Also work with Nenesupply bottles.
- The flange funnels have smooth angles and do not rub against nipples. It is comfortable while pumping. The flange tunnel is at least 32mm long. It is suitable for stretched nipples. DIFFERENT FLANGE SIZES AVAILABLE: 15mm, 17mm, 19mm, 21mm, 24mm, 27mm, 30mm.
- DISH WASHER SAFE (TOP RACK). Can be sterilized with boiling water, water steam, and microwavable bags. BPA Free, DEHP Free. Comply with FDA regulations for food contact materials. Tested by independent labs for safety.
- SAME SUCTION AS ORIGINAL PUMP PARTS. Backflow protectors fit securely on the flanges and form an air-tight seal. Bottles fit securely on the flanges.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N4MIZTJ |
| Additional Features | Clean with boiling water, water steam or micorwavable bags, Compatible and Interchangeable with all Spectra parts, Dishwasher Safe (Top Rack), Flanges for Spectra S1 S2 9 Plus Synergy Gold |
| Best Sellers Rank | #12,340 in Baby ( See Top 100 in Baby ) #169 in Electric Breast Pumps |
| Brand Name | NENESUPPLY |
| Color | Clear White |
| Customer Reviews | 4.7 4.7 out of 5 stars (6,619) |
| Included Components | Breast Flange |
| Is the item dishwasher safe? | No |
| Item Weight | 3 Ounces |
| Manufacturer | NENESUPPLY |
| Manufacturer Part Number | N054-2F.21 |
| Material Type | Polypropylene |
| Material Type Free | BPA Free, DEHP Free |
| Model Name | spectra |
| Model Number | N054-1F.24 |
| Number of Items | 1 |
| Product Style | Two Flanges - 21mm |
| Size | 2 Count (Pack of 1) |
| UPC | 756519774207 |
| Unit Count | 2 Count |

## Product Details

- **Brand:** NENESUPPLY
- **Included Components:** Breast Flange
- **Material:** Polypropylene
- **Material Type Free:** BPA Free, DEHP Free

## Images

![Nenesupply 21mm 2 pc Flanges Compatible with Spectra S2 S1 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts Flange Accessories Wide Mouth Work with Valve Backflow Protector Bottle - Image 1](https://m.media-amazon.com/images/I/518qp9bsxFL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect fit for Spectra S1
*by K***R on November 2, 2025*

Work perfectly for Spectra S1. I always worry about not buying directly from manufacturer but was perfect. Even came with a nipple size check to ensure your buying the right size flange.

### ⭐⭐⭐⭐⭐ Good product
*by J***Z on February 1, 2026*

Nice product, fit for me. I would recommend this product

### ⭐⭐⭐⭐⭐ Works with Spectra pump
*by E***S on January 5, 2026*

Has made my pumping sessions so comfortable and works great with the Spectra pump.

## Frequently Bought Together

- Nenesupply 21mm 2 pc Flanges Compatible with Spectra S2 S1 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts Flange Accessories Wide Mouth Work with Valve Backflow Protector Bottle
- Momcozy Hands Free Pumping Bra, Adjustable Breast-Pumps Holding and Nursing Bra, Pumping & Nursing Bra in One
- Spectra - Wide Neck Baby Bottles - Compatible with Spectra Breast Milk Pump Flanges (Pack of 2)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.it/products/39440103-nenesupply-21mm-2-pc-flanges-compatible-with-spectra-s2-s1](https://www.desertcart.it/products/39440103-nenesupply-21mm-2-pc-flanges-compatible-with-spectra-s2-s1)

---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-05-08*