Description
The Bendix Diaphragm Type 20, part number 236666 (also listed as BW236666), is a genuine Bendix replacement diaphragm designed for Type 20 air brake chambers. Air brake chamber diaphragms are a critical service part in drum brake systems, converting air pressure into the mechanical force that actuates the S-cam. The Type 20 designation identifies the diaphragm size, which corresponds to the effective area of the brake chamber. This is a genuine Bendix part sold by Pro Gear and Transmission. Not sure this is the right diaphragm for your chamber? Give us a call to confirm proper fit before ordering.
Features
Genuine Bendix part number 236666, also cross-referenced as BW236666
Type 20 air brake chamber diaphragm
Direct replacement service part for Type 20 brake chambers
Sold individually (each)
Available from Pro Gear and Transmission
Tech Specs
- Part Number: 236666
- Alternate Part Number: BW236666
- Brand: Bendix
- Type: Type 20 Air Brake Chamber Diaphragm
- Unit of Measure: Each









