---
product_id: 7697531
title: "Regal A-41-A Water Closet Diaphragm Assembly Kit 1.6 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301041"
brand: "sloan"
price: "HK$324"
currency: HKD
in_stock: true
reviews_count: 8
category: "Sloan"
url: https://www.desertcart.hk/products/7697531-regal-a-41-a-water-closet-diaphragm-assembly-kit-1
store_origin: HK
region: Hong Kong
---

# 1.6 GPF precision flush Natural rubber for durability OEM Sloan genuine part Regal A-41-A Water Closet Diaphragm Assembly Kit 1.6 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301041

**Brand:** sloan
**Price:** HK$324
**Availability:** ✅ In Stock

## Summary

> 🚽 Flush smarter, save water, and lead the green revolution!

## Quick Answers

- **What is this?** Regal A-41-A Water Closet Diaphragm Assembly Kit 1.6 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301041 by sloan
- **How much does it cost?** HK$324 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/7697531-regal-a-41-a-water-closet-diaphragm-assembly-kit-1)

## Best For

- sloan enthusiasts

## Why This Product

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

## Key Features

- • **Brass Bypass Valve:** Ensures consistent, accurate flush every time
- • **Genuine Sloan Quality:** Engineered for seamless Regal Flushometer compatibility
- • **Precision 1.6 GPF Flush:** Optimized water use for eco-conscious facilities
- • **Sustainability Meets Savings:** Cut water waste and reduce operational costs effortlessly
- • **Durable Natural Rubber Diaphragm:** Long-lasting, leak-resistant performance

## Overview

The Sloan Regal A-41-A Water Closet Diaphragm Assembly Kit features a 1.6 gallons per flush natural rubber diaphragm paired with a brass bypass valve, designed exclusively for Regal Flushometers. This OEM Sloan part guarantees precise, reliable flushing while promoting water conservation and reducing maintenance downtime, making it the go-to upgrade for sustainable commercial restroom management.

## Description

desertcart.com: Sloan Regal A-41-A Water Closet Diaphragm Assembly Kit 1.6 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301041 : Tools & Home Improvement

Review: Perfect fit and high quality. - Genuine Sloan flush valve seal. Works great. Good product.
Review: Perfect - Dropped right in and worked great!!

## Features

- WATER CLOSET DIAPHRAGM ASSEMBLY: Our Regal water closet diaphragm assembly kit is intended to replace worn or end of service life assemblies. The replacement assembly has a natural rubber diaphragm and brass bypass that will ensure an accurate flush every time.
- COMPATIBILITY CHECK: This water closet diaphragm assembly is specifically designed to work as a replacement for our line of Regal Flushometers. Regal water closet diaphragm replacements come in 1.6 gpf, 3.5 gpf, and 4.5 gpf. Always make sure to check part compatibility to ensure a quick, hassle-free repair.
- INTELLIGENT DESIGN: Our Diaphragm Assemblies are specially crafted to limit water closet and urinal water consumption. Worn-out diaphragms can lead to water waste or incorrect flushing amounts. Optimize your flushometers to reduce costs, preserve water, and promote sustainability.
- SLOAN GENUINE PARTS: Extend the life of your Sloan products. Our products perform at their highest levels when maintained exclusively using Sloan Genuine Parts. We offer the largest selection of best-in-class parts, manufactured and tested to Sloan specifications, specifically designed for the most reliable commercial restroom products. This means fewer repairs and protects your investments.
- WATER CONNECTS US: Every day around the world, Sloan products connect the systems that manage our planet's most precious resource. As the world's leading manufacturer of commercial plumbing systems, we've spent more than a century pioneering smart, water-saving restroom solutions that are built to last a lifetime.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Sloan |
| Exterior Finish | Plastic |
| Inlet Connection Type | Threaded |
| Item dimensions L x W x H | 3.3 x 3.3 x 2.8 inches |
| Material | Plastic |
| Outlet Connection Type | NPT |

## Product Details

- **Material:** Plastic
- **Brand:** Sloan
- **Item dimensions L x W x H:** 3.3 x 3.3 x 2.8 inches
- **Inlet Connection Type:** Threaded
- **Outlet Connection Type:** NPT
- **Number of Ports:** 2
- **Outlet Connection Size:** 1.5 Inches
- **Global Trade Identification Number:** 00671254039476
- **Manufacturer:** Sloan Valve Co.
- **UPC:** 671254039476

## Images

![Regal A-41-A Water Closet Diaphragm Assembly Kit 1.6 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301041 - Image 1](https://m.media-amazon.com/images/I/71liwhziYNL.jpg)

## Available Options

This product comes in different **Size, Number Of Items** options.

## Questions & Answers

**Q: My flushometer currently has a A-36-A diaphragm kit in it.I am looking to make it more economical.Will the A-38-A do so?Lower the standing water level**
A: Nick B said on November 23, 2014  |  Edit A-36A USE -4.5 GALLONS PER FLUSH /16.9LITERS PER FLUSHA- 38 A USE 3.5 gpf/13.2 Lpf one gallon less

**Q: does this only work for Sloan urinals, Im looking for Crane Urinal parts. will this work?**
A: this is not for other brands, only sloan

**Q: Does this include all of the "guts" needed to rebuild a urinal flush valve?**
A: Yes, except for the vacuum breaker, and anything below that. Also the shut off itself, which may or may not need replacement.

**Q: Does this fit the gem 2?**
A: do not think so, the gem is a cartridge right?

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect fit and high quality.
*by O***X on July 2, 2025*

Genuine Sloan flush valve seal. Works great. Good product.

### ⭐⭐⭐⭐⭐ Perfect
*by B***D on September 18, 2025*

Dropped right in and worked great!!

### ⭐⭐⭐⭐⭐ Nice Quality
*by G***D on September 9, 2025*

Nice quality and just the right replacement part. Installed it today and took care of the problem.

## Frequently Bought Together

- Sloan Regal A-41-A Water Closet Diaphragm Assembly Kit 1.6 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301041
- Sloan Regal V-551-A Vacuum Breaker Repair Kit - Replace Broken or Malfunctioning Vacuum Breakers | For use with Regal Flushometers | OEM Sloan Parts, 3323192
- Sloan A-71 Inside Cover for Sloan Flushometers - Compatible with Royal, Regal, Series 900 Hydraulic and PWT Series 600 Flushometers, Original OEM Parts, 0301168

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-09*