Compression spring for Terex PT30

The compression spring, part number 0400-652, serves as a mechanical component within the quick coupler assembly of Terex machinery. It is specifically engineered to provide the necessary force for the locking and release functions of the attachment system, ensuring that implements remain securely connected during operation. By exerting force when compressed, this component assists in maintaining the position of locking pins and providing return force to the coupler levers.

This spring is compatible with the Terex PT30 model and conforms to dimensions of .88 x .88 x .091 inches. It is designed to integrate into the existing coupler housing to support the mechanical movement required for tool changes. Proper function of this spring is necessary for the mechanical integrity of the quick coupler system, as it ensures the locking pins engage correctly and remain stable under operational conditions.

Compression springs in heavy machinery systems generally function by storing potential energy when compressed and releasing it to return a mechanism to its neutral or engaged state. In quick coupler systems, they provide the constant tension required to keep locking pins in the locked position, preventing accidental disengagement of attachments while the machine is in use.