---
product_id: 13593101
title: "Regal A-37-A Urinal Diaphragm Assembly Kit 1.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301037"
brand: "sloan"
price: "VT12369"
currency: VUV
in_stock: true
reviews_count: 13
category: "Sloan"
url: https://www.desertcart.vu/products/13593101-regal-a-37-a-urinal-diaphragm-assembly-kit-1-5
store_origin: VU
region: Vanuatu
---

# 1.5 GPF precise flush Natural rubber for sustainability OEM Sloan genuine parts Regal A-37-A Urinal Diaphragm Assembly Kit 1.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301037

**Brand:** sloan
**Price:** VT12369
**Availability:** ✅ In Stock

## Summary

> 🚿 Flush smarter, save water, and stay ahead with Sloan Regal precision!

## Quick Answers

- **What is this?** Regal A-37-A Urinal Diaphragm Assembly Kit 1.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301037 by sloan
- **How much does it cost?** VT12369 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/13593101-regal-a-37-a-urinal-diaphragm-assembly-kit-1-5)

## 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

- • **Built to Last:** Brass bypass and premium materials extend product life and reduce maintenance costs.
- • **Eco-Smart Design:** Natural rubber diaphragm reduces water waste and promotes sustainability.
- • **Trusted OEM Quality:** Sloan genuine parts engineered for seamless compatibility and durability.
- • **DIY-Friendly Installation:** Fits Regal Flushometers perfectly for quick, hassle-free repairs—no plumber needed.
- • **Precision Flush Every Time:** 1.5 gallons per flush ensures optimal water use without compromise.

## Overview

The Sloan Regal A-37-A Urinal Diaphragm Assembly Kit features a 1.5 GPF natural rubber diaphragm with a brass bypass, designed exclusively for Regal Flushometers. This OEM part guarantees precise flushing performance, reduces water waste, and offers easy installation for quick repairs. Manufactured in the USA with Sloan’s trusted quality, it extends the life of commercial restroom systems while promoting sustainability.

## Description

desertcart.com: Sloan Regal A-37-A Urinal Diaphragm Assembly Kit 1.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301037 : Tools & Home Improvement

Review: Stop Continuous Flow - Stop Continuous Flow and was fixed in ten minutes
Review: Perfect fit - The product fit perfectly and operates as original the Quality is very good, very easy to install can do it yourself no plumber needed ..

## Features

- Plastic
- Made in the USA
- URINAL DIAPHRAGM ASSEMBLY: Our Regal urinal 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 urinal diaphragm assembly is specifically designed to work as a replacement for our line of Regal Flushometers. Regal urinal diaphragm replacements come in 0.5 gpf, 1.0 gpf, and 1.5 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.
- 1. 5 GPF
- 5. 7 LPF
- Use for Older Siphon Jet and some blow out urinals
- Consists of: Diaphragm (A156A), Guide (A163A), Relief Valve (A19AU), and Disc (A15A)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000UFW6XY |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #12,517 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #16 in Toilet Flush Valves |
| Brand | Sloan |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (408) |
| Date First Available | July 25, 2007 |
| Exterior Finish | Brass |
| Global Trade Identification Number | 00671254039438 |
| Included Components | kitchen-sink-installation-parts-and-kits |
| Inlet Connection Size | 1.5 Inches |
| Inlet Connection Type | Standard Female NPT Connection |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 3.52 ounces |
| Item dimensions L x W x H | 3.3 x 5 x 7.5 inches |
| Item model number | 3301037 |
| Manufacturer | Sloan Valve Co. |
| Material | Plastic |
| Number of Handles | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 1.5 Inches |
| Outlet Connection Type | 1/2 female NPT |
| Part Number | A-35-A |
| Product Dimensions | 3.3 x 5 x 7.5 inches |
| Shape | shape |
| Size | 1.5 GPF |
| Style | Urinal |
| UPC | 671254039438 |
| Warranty Description | 3 Year Limited Warranty |

## Product Details

- **Brand:** Sloan
- **Exterior Finish:** Brass
- **Global Trade Identification Number:** 00671254039438
- **Inlet Connection Size:** 1.5 Inches
- **Inlet Connection Type:** Standard Female NPT Connection
- **Item dimensions L x W x H:** 3.3 x 5 x 7.5 inches
- **Material:** Plastic
- **Number of Ports:** 2
- **Outlet Connection Size:** 1.5 Inches
- **Outlet Connection Type:** 1/2 female NPT

## Images

![Regal A-37-A Urinal Diaphragm Assembly Kit 1.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301037 - Image 1](https://m.media-amazon.com/images/I/61dc8JQoGEL.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

### ⭐⭐⭐⭐⭐ Stop Continuous Flow
*by I***R on December 9, 2025*

Stop Continuous Flow and was fixed in ten minutes

### ⭐⭐⭐⭐⭐ Perfect fit
*by M***S on January 5, 2025*

The product fit perfectly and operates as original the Quality is very good, very easy to install can do it yourself no plumber needed ..

### ⭐⭐⭐⭐⭐ Sloan Regal
*by F***N on September 11, 2025*

It works perfectly.

## Frequently Bought Together

- Sloan Regal A-37-A Urinal Diaphragm Assembly Kit 1.5 GPF - Natural Rubber Diaphragm with Brass Bypass | For use with Regal Flushometers | OEM Sloan Parts, 3301037
- 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 Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-04*