3″ AMT Replacement Diaphragm – TPE (No Holes)
The 3 Inch AMT Replacement Diaphragm – TPE (No Holes) is the right pick when your AMT 3″ pump needs a custom-fit diaphragm and standard materials are not up to the task. Made from high-performance TPE, this replacement diaphragm comes blank so you can drill the hole pattern to match your exact pump configuration. It holds up in heat, chemical-heavy environments, and high-cycle industrial applications, all while giving you the flexibility to fit it to any AMT 3″ pump setup. Drill it to spec and install it with full confidence.
Key Features
- Fits AMT 3″ diaphragm pumps when a custom bolt pattern is required.
- Made from TPE for excellent heat resistance, chemical durability, and flex life.
- No pre-drilled holes, letting you match any configuration or rebuild spec.
- Handles demanding chemical, industrial, and high-temperature pumping applications.
- A practical solution for repair shops and maintenance crews working multiple pump variants.
- In stock and available to ship from Ken’s Distributing.
Specifications and Compatibility
- Size: 3 Inch
- Material: TPE (Thermoplastic Elastomer)
- Pump Compatibility: AMT 3″ diaphragm pumps (custom drill required)
- Part Type: Replacement Diaphragm
- Use: Custom-fit industrial pumping, chemical applications, high-heat environments
Why the 3 Inch AMT Replacement Diaphragm – TPE (No Holes) Belongs in Your Parts Inventory
Repair shops and rental fleets that service multiple AMT 3″ pump variants often run into configurations that do not match a standard pre-drilled diaphragm. Keeping a blank TPE diaphragm in stock solves that problem without slowing down the repair. You get the full chemical and heat resistance of TPE with the adaptability of a blank format.
This 3″ TPE no-holes diaphragm maintains its performance after drilling. The material is dense enough to hold a clean bolt hole and elastic enough to keep cycling without tearing at the drilled points if they are cut properly. For high-demand applications where the pump runs in heat or around chemicals, this part gives you custom fit without sacrificing the material performance you need.
Cross-Compatibility
The 3 Inch AMT Replacement Diaphragm – TPE (No Holes) is made for AMT 3″ diaphragm pumps that require a custom hole pattern. If your AMT 3″ pump uses the standard Model 335 bolt configuration, the pre-drilled TPE version is the faster install option. We also carry the neoprene no-holes version for AMT 3″ pumps and no-holes and standard diaphragms for other brands across our site.
Frequently Asked Questions
Q. What Pump Is This No-Holes TPE Diaphragm Designed For?
The 3 Inch AMT Replacement Diaphragm – TPE (No Holes) is built for AMT 3″ diaphragm pumps that need a custom-drilled bolt pattern. Measure your old diaphragm before you drill so holes go in the right place the first time. If you are unsure whether the no-holes or pre-drilled version is right for your pump, call us and we will help you figure it out before you order.
Q. How Does This Compare to the Pre-Drilled AMT Model 335 TPE Diaphragm?
The material and size are identical. The difference is that this version has no pre-drilled holes, which means more flexibility for non-standard pump configurations. If your pump uses the standard Model 335 pattern, the pre-drilled version installs faster and is the easier choice. Use the no-holes version when the standard bolt pattern does not match your pump.
Q. How Well Does TPE Hold Up After Being Drilled?
TPE handles custom drilling well when the holes are placed correctly and cut cleanly. The material is dense and elastic, which means it holds a bolt hole without tearing under pump pressure as long as the holes are not too close to the edge. This is the same high-performance TPE used in our standard diaphragms, so the durability is the same once it is properly installed.
Q. Does This Come in Neoprene Without Holes?
Yes. We also carry a 3 Inch AMT Replacement Diaphragm in neoprene with no holes for AMT 3″ pumps. If you are deciding between neoprene and TPE for your no-holes application, the key difference is that TPE handles more heat and chemical exposure while neoprene is a better value for muddy or mildly abrasive conditions. Call us and we will help you pick the right one.