Pai 4120 Mack 64SM22 Brake Chamber Diaphragm

Brake Chamber Diaphragm Also available in Excel EM41200 Type: 12 5-1/2in Diameter

• Part number: MDP-4120
• OE MFG: MACK
• OEM Reference: 64SM22
• Cross Reference: MACK : 64SM22, 64SM22P2, 745-234226, 745-236664; OTHER : 12175, 12-40012, 18120, 234226, 236664, 802486, E-8889, TYPE-12 | PAI : EM41200
• Product Class: Brake Diaphragms, Clevises & Misc,

The PAI MDP-4120 is a brake chamber diaphragm identified with Mack OEM reference 64SM22. Brake chamber diaphragms are heavy duty diesel truck parts that convert compressed air pressure into mechanical movement within an air brake chamber, actuating the vehicle's braking system. The supplied Type 12, 5-1/2-inch diameter specification distinguishes this diaphragm configuration for accurate part comparison. Mack cross-references include 64SM22P2 and 745-234226.