---
product_id: 12794636
title: "Regal A-36-A Water Closet Diaphragm Assembly Kit 4.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301036"
price: "€ 44.81"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.gr/products/12794636-regal-a-36-a-water-closet-diaphragm-assembly-kit-4
store_origin: GR
region: Greece
---

# 4.5 GPF precision flush Durable brass bypass Natural rubber diaphragm Regal A-36-A Water Closet Diaphragm Assembly Kit 4.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301036

**Price:** € 44.81
**Availability:** ✅ In Stock

## Summary

> 🚿 Flush smarter, not harder — upgrade to Sloan’s precision-engineered diaphragm kit!

## Quick Answers

- **What is this?** Regal A-36-A Water Closet Diaphragm Assembly Kit 4.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301036
- **How much does it cost?** € 44.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/12794636-regal-a-36-a-water-closet-diaphragm-assembly-kit-4)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Premium Material Build:** Natural rubber diaphragm paired with a brass bypass ensures long-lasting durability and leak-free operation.
- • **Extend Product Lifespan:** Using genuine Sloan parts reduces repairs and protects your investment with a 3-year limited warranty.
- • **Precision Water Efficiency:** Optimized 4.5 gallons per flush for sustainable water savings without compromising performance.
- • **Certified Quality Assurance:** Meets ASME, ANSI, NSF, UPC, EPA, and WaterSense standards for trusted commercial-grade reliability.
- • **Seamless Regal Compatibility:** Engineered exclusively for Regal Flushometers, guaranteeing a perfect fit and hassle-free installation.

## Overview

The Sloan Regal A-36-A Water Closet Diaphragm Assembly Kit features a 4.5 GPF natural rubber diaphragm with a brass bypass, designed exclusively for Regal Flushometers. Built to meet rigorous industry standards, this OEM part ensures precise flushing, water conservation, and long-term durability, backed by a 3-year limited warranty.

## Description

desertcart.com: Sloan Regal A-36-A Water Closet Diaphragm Assembly Kit 4.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301036 : 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 |
|---------------|-------|
| Material | Plastic |
| Brand | Sloan |
| Item dimensions L x W x H | 3.4 x 5 x 7.7 inches |
| Exterior Finish | Brass |
| Inlet Connection Size | 2 Inches |
| Inlet Connection Type | Flange" or "Compression |
| Outlet Connection Type | Flange |
| Number of Ports | 2 |
| Outlet Connection Size | 2.8 Inches |
| Specification Met | ASME, ANSI, NSF, UPC, EPA, WaterSense |
| Global Trade Identification Number | 00671254039421 |
| Manufacturer | Sloan Valve Co. |
| UPC | 671254039421 |
| Part Number | A-36-A |
| Item Weight | 4.5 ounces |
| Product Dimensions | 3.4 x 5 x 7.7 inches |
| Item model number | 3301036 |
| Is Discontinued By Manufacturer | No |
| Size | 4.5 GPF |
| Color | Black |
| Style | Water Closet |
| Item Package Quantity | 1 |
| Number of Handles | 1 |
| Included Components | kitchen-sink-installation-parts-and-kits |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 3 Year Limited Warranty |

## Product Details

- **Material:** Plastic
- **Brand:** Sloan
- **Item dimensions L x W x H:** 3.4 x 5 x 7.7 inches
- **Exterior Finish:** Brass
- **Inlet Connection Size:** 2 Inches
- **Inlet Connection Type:** Flange" or "Compression
- **Outlet Connection Type:** Flange
- **Number of Ports:** 2
- **Outlet Connection Size:** 2.8 Inches
- **Specification Met:** ASME, ANSI, NSF, UPC, EPA, WaterSense

## Images

![Regal A-36-A Water Closet Diaphragm Assembly Kit 4.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301036 - Image 1](https://m.media-amazon.com/images/I/71Yu6hyll9L.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-36-A Water Closet Diaphragm Assembly Kit 4.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301036
- 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 Greece*
*Store origin: GR*
*Last updated: 2026-02-02*