Excel EM50110 Benchmark 278303 Straight Arm Slack Adjuster

Straight Arm Slack Adjuster 26,000 lb SAE Torque Rating 1-1/4in Spline Diameter x 10 Spline Teeth 0.5in Bushing Diameter

• Part number: EM50110
• OE MFG: BENCHMARK TECHNOLOGY GROUP
• OEM Reference: 278303
• Cross Reference: MACK : 5396-KN48001, 745-278303; OTHER : 278303 | PAI : 5011
• Product Class: Slack Adjusters

The PAI EM50110 Excel Benchmark Straight Arm Slack Adjuster 26 is specified with a 26,000 lb SAE torque rating, 1-1/4-inch spline diameter, 10 spline teeth, and a 0.5-inch bushing diameter. As a heavy duty diesel truck parts component, a slack adjuster connects the air brake chamber to the brake mechanism and converts chamber movement into brake application while maintaining proper linkage adjustment. BENCHMARK TECHNOLOGY GROUP lists 278303 as the OEM reference; selected Mack cross-references are 5396-KN48001 and 745-278303.