Excel EM49390 Mack 745-278321 Slack Adjuster

Straight Arm Slack Adjuster 30,000 lb SAE torque Rating 1-1/2in x 10 spline

• Part number: EM49390
• OE MFG: MACK
• OEM Reference: 745-278321
• Cross Reference: MACK : 745-278321
• Product Class: Slack Adjusters

The PAI EM49390 is a Straight Arm Slack Adjuster 30 for heavy duty diesel truck parts applications. Its supplied configuration includes a 30,000 lb SAE torque rating and a 1-1/2-inch spline connection, details that help match the component to the required brake hardware. A slack adjuster is an air-brake component that converts actuator movement into rotation at the brake camshaft for foundation-brake application. The MACK OEM reference is 745-278321.