Technical product record
Type 20 Slack Adjuster
Mechanical brake-clearance control for consistent drum-brake operation.
TCS part number900820220
Portfolio familyBrake Actuation
Type 20 compatible drum-brake wheel ends.
Reference specification
Known product data.
Values shown are portfolio references for enquiry preparation. Confirm the released specification, variant and interfaces before ordering.
TypeType 20
InterfaceConfirm spline and arm length
HandingConfirm left/right orientation
System context
Where this product sits in the control chain.
Convert pneumatic pressure and mechanical movement into controlled wheel-end braking force.
Delivered chamber pressure, mounting geometry and parking or service-brake state.
Push-rod movement, foundation-brake torque and the intended running clearance.
Application decision record
What must be confirmed.
The review separates selection, installation and field evidence so responsibility and open points remain clear.
Selection inputs
- Service chamber or spring-brake function and size
- Stroke, push-rod length, clevis and mounting geometry
- Slack-adjuster spline, arm length, handing and brake type
- Available installation envelope and thermal or road exposure
Installation review
- Confirm bracket alignment and push-rod working angle
- Verify stroke and clearance through application and release
- Avoid preload, side loading or interference through axle travel
- Complete parking-brake release and mechanical-security checks
Service evidence
- Applied and released push-rod stroke
- Chamber pressure and leakage result
- Slack-adjuster position, spline and free movement
- Foundation-brake wear, damage and temperature evidence
Verification focus
Four checks that deserve an explicit record.
Discuss this recordType 20 Slack Adjuster
Type 20 Slack Adjuster
900820220
Share the trailer, operating duty, current part evidence, quantity and destination. The applications team will identify remaining technical questions before quotation.
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