This Gunite AS1140 automatic slack adjuster has a 1.5" spline diameter. It is a 28 spline count. The arm length is 5.5" long.
Gunite slack adjusters are unhanded, meaning it can be used on either the left or right side of the vehicle. The pawl points directly away from the brake chamber so it is easily accessible for maintenance without interference from the brakes or camshaft.
This slack adjuster includes a clevis and pins. For replacement clevis on this slack adjuster, please see AS3019
. For replacement pins, please see AS4004
About Gunite Automatic Slack Adjusters
Gunite automatic slack adjusters are a tried, tested and trusted brand in the heavy duty air brake industry. They provide excellent performance than can reduce fleet maintenance costs and provide you with the reliability you deserve. Gunite has consistently provided the heavy duty air brake market with quality products that will keep you and your truck on the road.
5", 5-1/2", 6", 6-1/2" Arm Lengths
Straight or Offset clevis with 1/2" or 5/8" threads
Compact housing for easy installation
Drilled worm wheel
Factory lubricated and sealed
Extended life clevis pin bushing
O-Ring on spline gear
Available in 10, 24, 28, or 37 spline configurations
Threaded and welded clevis applications
For more information on Gunite automatic slack adjusters, please visit their website