Description
Overview:
The Ring Spring 41 is a Genuine Makita replacement component for the chuck assembly of SDS-Plus hammer drills, including the HR2811F and HR2811FT. Manufactured from resilient spring steel, it provides the controlled tension needed to keep the chuck mechanism operating smoothly and to help retain SDS-Plus bits securely under load. This ring spring restores correct preload in the moving parts of the front end, supporting reliable drilling and chiselling performance. Supplied under Makita MPN 233952-2, it is a direct-fit part designed to match the original specification for fit and function. Ideal for routine servicing or repair, it helps extend the working life of your tool by replacing a worn or fatigued spring that may cause poor bit retention or irregular chuck action.
Key Features:
- Genuine Makita OEM part (MPN 233952-2) for assured compatibility and performance
- Precision-formed spring steel for consistent tension and dependable service life
- Maintains secure SDS-Plus bit retention and smooth chuck operation
- Direct replacement for the original ring spring; no modifications required
- Supports reliable drilling and chiselling by restoring correct chuck preload
- Suitable for planned maintenance to minimise downtime on site or in the workshop
- Compact, lightweight component that is straightforward to fit with basic tools
Typical Applications:
Used during chuck and front-end maintenance of Makita SDS-Plus hammer drills to restore proper bit locking and smooth sleeve movement. Ideal for replacing worn or weakened springs that cause bit wobble, sticking sleeves, or inconsistent engagement during masonry drilling, anchor setting, and light chiselling tasks in construction, renovation, and facilities maintenance.
Also known as:
Retaining ring spring, SDS-Plus chuck spring, chuck tension spring, bit retention spring, hammer drill ring spring, front-end spring for chuck assembly, Makita HR series ring spring.
Fits Models:
HR2811F, HR2811FT
Alternate Part Numbers:
233952-2, 2339522
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