Sloan Regal A-43-A Urinal Diaphragm Assembly Kit 0.5 GPF | Natural Rubber, Brass Bypass | OEM Sloan 3301081

Overview

Meet the Sloan Regal A-43-A Urinal Diaphragm Assembly Kit, a purpose-built replacement for aging Regal Flushometers. This kit centers a natural rubber diaphragm paired with a brass bypass to help deliver a consistent flush and dependable performance in high-traffic restrooms.

Designed as a direct replacement for the Regal line, including the 0.5 GPF configuration and the corresponding clamshell packaging (33010049), this diaphragm assembly is one of several flow-rate options Sloan offers. Before ordering, verify the exact model and part fit to support a smooth repair process.

What you get and compatibility

• Natural rubber diaphragm with brass bypass to support balanced, reliable flush cycles.
• Direct replacement for Regal Flushometers; compatible with 0.5 GPF configurations (Clamshell 33010049).
• Part of Sloan Genuine Parts—engineered to Sloan specifications for consistent performance.
• Regal diaphragm options span 0.5, 1.0, and 1.5 GPF to fit diverse restroom needs; confirm the right variant.

Why this design matters

Worn diaphragms can lead to irregular flush behavior or increased water use. The A-43-A kit is crafted to help stabilize cycle times and support efficient operation in busy environments, all while relying on a trusted, brand-appropriate diaphragm material.

• Brass bypass enhances durability and repeatable response in flush cycles.
• Natural rubber diaphragm provides responsive seal and predictable actuation.
• Genuine Sloan parts are designed to fit and perform with Sloan commercial plumbing systems.

Real-world use and benefits

In offices, schools, airports, and hospitality venues, restrooms demand reliable equipment with minimal downtime. Replacing worn diaphragms with this Sloan part can help maintain steady flushing behavior, reduce the need for frequent service calls, and support a smoother user experience without overpromising results.

• Supports long service life when paired with compatible Regal Flushometers.
• May help minimize downtime with straightforward installation when used with Sloan Genuine Parts.
• Supports a durable, water-saving restroom infrastructure through thoughtful component design.

Maintenance and installation notes

For best results, follow Sloan installation guidelines and replace the diaphragm with the correct 0.5 GPF variant when applicable. Keep a record of part numbers and compatibility to ensure ongoing reliability in high-usage restrooms.

About Sloan Genuine Parts

As a long-standing leader in commercial restroom solutions, Sloan builds components to meet exacting standards. Using Sloan Genuine Parts helps preserve system performance and aligns with best practices for maintenance and reliability.