Sibre Brake Drum Couplings

Brake Drums Couplings with brake drums, hubs with drums.

The Sibre Drum Brake Couplings Spec Sheets can be downloaded below.
Please contact us now for the password to access the PDF documents.

BT 95

brake drum with lateral web

    BT 94 

brake drum with concentrig web

BT 135 brake drum without hub     ALC-AT flexible coupling
with brake drum


flexible buckle coupling     S-BN

flexible buckle coupling


pin coupling with brake drum

    APC-A pin coupling
without brake


Ball Hinge Drum Couplings

Material: Outer ring and inner ring by material 42CrMo+QT.

Ball Hinge Drum Coupling Part Names

Working principle and behavior of ball hinge drum coupling

  • Contact surface between inner ring and outer ring is ball surface

  • Top of the key is rectangular and bottom of the key is cylinder

  • Rectangular key position fit with outer ring and cylinder key position can rotate in the groove on the inner ring . Thus coupling have ability of angular compensation


Advantages of Ball Hinge Drum Couplings

  • Sure to be safe as drum coupling because of special structure


Ball Hinge Drum Coupling Application Example

As drum coupling installed with drum on casting crane in steel mill.