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The Sloan Regal A-38-A Water Closet Diaphragm Assembly Kit is a premium OEM replacement part designed for Regal Flushometers. Featuring a natural rubber diaphragm and brass bypass, it delivers a precise 3.5 gallons per flush to optimize water efficiency and reduce waste. Built with durable materials and EPA WaterSense certification, this kit ensures reliable, long-lasting performance while supporting sustainability goals. Compatible with multiple part numbers, it offers a seamless, professional-grade solution for commercial restroom maintenance.














| ASIN | B000UFW78S |
| Best Sellers Rank | #8,233 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #15 in Toilet Flush Valves |
| Brand Name | Sloan |
| Connector Type | Threaded |
| Customer Reviews | 4.7 4.7 out of 5 stars (235) |
| Exterior Finish | Chrome |
| Global Trade Identification Number | 00671254039445 |
| Included Components | kitchen-sink-installation-parts-and-kits |
| Inlet Connection Size | 2 Inches |
| Inlet Connection Type | The inlet connection type for the Sloan Regal A-38-A Water Closet Diaphragm Assembly Kit is likely to be a 'Diaphragm' connection. |
| Item Dimensions | 3 x 3.3 x 3.3 inches |
| Item Type Name | 3.5 GPF Repair Kit |
| Item Weight | 0.01 Ounces |
| Manufacturer | Sloan Valve Co. |
| Manufacturer Part Number | A-38-A |
| Manufacturer Warranty Description | 3 Year Limited Warranty |
| Material Type | Brass, Rubber |
| Model Number | 33996 |
| Number of Ports | 2 |
| Outlet Connection Size | 2 Inches |
| Outlet Connection Type | Threaded |
| Set Name | Sloan Regal A-38-A Water Closet Diaphragm Assembly Kit |
| Size | 3.5 GPF |
| Specification Met | EPA, WaterSense |
| Thread Size | 2 inches |
| Thread Type | National Pipe Thread (NPT) |
| UPC | 783961315771 671254039445 784497874817 |
| Unit Count | 1.0 Count |
| Valve Type | Diaphragm Valve |
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