---
product_id: 288171874
title: "O-Ring and Membrane for Medela Harmony"
brand: "maymom"
price: "7.88 OMR"
currency: OMR
in_stock: true
reviews_count: 5
category: "Maymom"
url: https://www.desertcart.com.om/products/288171874-o-ring-and-membrane-for-medela-harmony
store_origin: OM
region: Oman
---

# Durable Silicone Material 4x O-Rings + 2x Membranes Set BPA & DEHP Free Safety O-Ring and Membrane for Medela Harmony

**Brand:** maymom
**Price:** 7.88 OMR
**Availability:** ✅ In Stock

## Summary

> 🔄 Keep your pump flawless, keep your flow unstoppable!

## Quick Answers

- **What is this?** O-Ring and Membrane for Medela Harmony by maymom
- **How much does it cost?** 7.88 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/288171874-o-ring-and-membrane-for-medela-harmony)

## Best For

- maymom enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Sound:** Crafted from BPA and DEHP-free silicone for worry-free pumping.
- • **Trusted by Thousands:** Rated 4.7 stars by over 1,500 parents who refuse to settle for less.
- • **Effortless Maintenance:** Easy to swap parts that ensure optimal suction and hygiene every time.
- • **Premium Silicone Build:** Flexible, durable, and designed for long-lasting use without compromising safety.
- • **Complete Replacement Kit:** Includes 4 O-rings and 2 membranes to keep your Medela Harmony pump performing like new.

## Overview

The Maymom O-Ring and Membrane set is a premium replacement kit designed specifically for the Medela Harmony breast pump. Featuring 4 BPA and DEHP-free silicone O-rings and 2 membranes, this kit ensures safe, hygienic, and efficient pumping. Trusted by thousands of parents with a 4.7-star rating, it guarantees durability and optimal performance for your manual breast pump.

## Description

Product Description Replacement O-rings for your Medela Harmony pump plus two membranes. Made from BPA free and DEHP-free material. Contains O-rings x4 and Membranes x2. Contains O-rings x4 and Membranes x2. Made with Replacement O-rings for your Medela Harmony pump plus two membranes. Made from BPA free and DEHP-free material. Contains O-rings x4 and Membranes x2. Contains O-rings x4 and Membranes x2. Made with Silicone.Replacement O-rings for your Medela Harmony pump plus two membranes. Made from BPA free and DEHP-free material. Contains O-rings x4 and Membranes x2. Contains O-rings x4 and Membranes x2. Made with Silicone.Replacement O-rings for your Medela Harmony pump plus two membranes. Made from BPA free and DEHP-free material. Contains O-rings x4 and Membranes x2. Contains O-rings x4 and Membranes x2. Made with Silicone.Replacement O-rings for your Medela Harmony pump plus two membranes. Made from BPA free and DEHP-free material. Contains O-rings x4 and Membranes x2. Contains O-rings x4 and Membranes x2. Made with Silicone.Replacement O-rings for your Medela Harmony pump plus two membranes. Made from BPA free and DEHP-free material. Contains O-rings x4 and Membranes x2. Contains O-rings x4 and Membranes x2. Made with Silicone. Set Contains: 4x O-ring & 2x Membrane

Review: Brilliant - Excellent replacement parts
Review: Perfect - Perfect!

## Features

- Replacement O-rings for your Medela Harmony pump plus two membranes
- Made from BPA free and DEHP-free material
- Contains O-rings x4 and Membranes x2
- Made with Silicone

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B016Y51X5U |
| Additional Features | Bpa Free |
| Best Sellers Rank | #10,555 in Baby Products ( See Top 100 in Baby Products ) #66 in Breast Pump Parts |
| Brand | Maymom |
| Brand Name | Maymom |
| Color | White |
| Customer Reviews | 4.7 out of 5 stars 1,521 Reviews |
| Global Trade Identification Number | 00760488883082 |
| Is the item dishwasher safe? | No |
| Item Weight | 0.2 Ounces |
| Manufacturer | Maymom |
| Material | Silicone |
| Material Type | Silicone |
| Material Type Free | BPA Free |
| Material type free | BPA Free |
| Model Name | Maymom O-Ring and Membrane for Medela Harmony |
| Number of Items | 1 |
| Operation Mode | Manual |
| Operation mode | Manual |
| Product Style | SD253 |
| Size | One Size |
| Special features | Bpa Free |
| UPC | 760488883082 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Maymom
- **Operation mode:** Manual
- **Special features:** Bpa Free
- **Material:** Silicone
- **Material type free:** BPA Free

## Images

![O-Ring and Membrane for Medela Harmony - Image 1](https://m.media-amazon.com/images/I/51lihDdsNSL.jpg)

## Questions & Answers

**Q: I don't need the membranes (I have 10+ spares), can I just get the o-rings?**
A: sorry.  that is the only package we sell.

**Q: Is this made by Medela?  Does packaging say Medela?**
A: No, it doesn't say Medela.

**Q: Where do the o rings go?**
A: They go on to the pump handle diaphragm stem. If you ever lose suction it's most likely because one of these came off. Search for "medela hand pump o ring" images in your web browser to see a visual

**Q: What are the dimensions of the O-rings?**
A: I don't know the exact measurements of the O-rings but I do know that if you are trying to replace a part for a Medela manual breast pump if it's perfectly.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Brilliant
*by C***H on 29 October 2025*

Excellent replacement parts

### ⭐⭐⭐⭐⭐ Perfect
*by M***V on 15 January 2026*

Perfect!

### ⭐⭐⭐⭐⭐ Wieder wie neu
*by C***R on 30 April 2025*

Super gut. Meine Pumpe funktioniert wieder. Die Saugkraft ließ extrem nach und dank den neuem O-Ring funktioniert alles wieder und ich muss mir keine neue kaufen.

## Frequently Bought Together

- Replacement Parts for Medela Harmony Manual Pump; 4 O-Rings, 2 Membranes by Maymom
- Medela Manual breast pump with Flex Shields Harmony Single Hand for More Comfort and Expressing More Milk
- [6-Count] Papablic Duckbill Valves for Spectra and Medela, Replaceable Duckbill Valves for Spectra S1 Spectra S2 valves and Medela Pump in Style, BPA/DEHP Free White

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-02-06*