

OEM muffler designed to reduce exhaust noise and improve airflow safety in Graco air-operated diaphragm pumps.
The Graco 112933 Muffler is designed for noise reduction and safe air exhaust handling in Graco air-operated diaphragm pumps. Below are the pump series known to be compatible with this OEM muffler.
Always verify compatibility through your pump’s parts manual, as variations in pump series, revisions, or air-valve assemblies may affect fit.
The Graco 112933 Muffler is an OEM air exhaust silencer engineered to reduce noise output from air-operated diaphragm pumps. It connects to the pump’s exhaust port and helps filter and diffuse exhausted air, improving overall workplace safety and operating comfort.
| Part Number | 112933 |
|---|---|
| Component Type | Muffler / Air Exhaust Silencer |
| Primary Use | Noise reduction for air-operated diaphragm pumps |
| Compatible Pump Families | Husky 307, 515, 716 series |
| Connection Type | Air exhaust port connection (varies by pump model) |
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