Clamps Index

Product Details:

Product Details:

External Circlips (also known as external retaining rings) are C-shaped, spring steel fasteners designed to fit around the outside of a shaft or cylindrical component to secure parts in place. These clips provide axial retention, preventing movement along the shaft while allowing rotation when necessary.

• Fits Externally on Shafts – Designed to snap into a groove on the outside diameter (OD) of a shaft.
• Spring Tension for Secure Fit – Made from hardened spring steel, stainless steel, or phosphor bronze for durability.
• Easy Installation & Removal – Installed using circlip pliers for quick assembly.
• Lightweight & Cost-Effective – Provides a simple, reliable retention solution without bulky fasteners.

1. Automotive & Machinery – Secures bearings, gears, and pulleys on rotating shafts.
2. Aerospace & Defense – Used in high-precision mechanical assemblies.
3. Hydraulic & Pneumatic Systems – Prevents movement of pistons and actuators.
4. Medical Devices & Robotics – Ensures secure fastening in compact mechanical systems.

1. Standard External Circlips (DIN 471/ASME) – Common for general mechanical applications.
2. Heavy-Duty Circlips – Thicker and stronger for high-load applications.
3. E-Clips – Open-ended design for easy assembly without requiring a shaft groove.
4. Self-Locking Circlips – Features locking tabs for extra retention.

1. Use Circlip Pliers – Insert the plier tips into the circlip holes.
2. Expand the Circlip – Carefully stretch it just enough to fit over the shaft.
3. Snap into Groove – Release the circlip into the shaft groove for a secure fit.
4. Check Fitment – Ensure it sits properly and retains the component.