The WAAS1173 World American automatic slack adjuster is a 1.5"-28 spline unit with a 6" arm, built as an air brake automatic slack adjuster for heavy-duty drum brake systems. It interchanges with part number 138.2830FC, making it a direct fit for applications calling for that reference number. Sold by Pro Gear and Transmission.
Features
1.5"-28 spline size
6" arm length
Air brake automatic slack adjuster
Interchanges with 138.2830FC
Tech Specs
- Spline: 1.5"-28
- Arm length: 6"
- Interchange: 138.2830FC
