Description
Overview:
The Stopper Ring is a genuine Hitachi/Hikoki replacement part for cordless and corded rotary hammers. Made from durable metal, it helps secure and seal components within the front end of the hammer mechanism to maintain reliable performance. By keeping key parts correctly located and limiting ingress of dust and debris, it supports smooth operation and consistent impact energy. This stopper ring is engineered for a precise fit on selected Hitachi/Hikoki hammers, including DH14DSL and DH18DBL, and is suitable for routine servicing or repairs. Built for the demands of trade and site use, it offers dependable longevity and stable fitment. OEM reference: 306340.
Key Features:
- Genuine Hitachi/Hikoki part for assured compatibility and quality (OEM 306340)
- Tough metal construction for durability under heavy, repetitive hammering loads
- Precise fit to help maintain sealing and component retention in the hammer mechanism
- Supports consistent drilling and chiselling performance by keeping parts correctly seated
- Straightforward to fit during routine service, helping reduce downtime
- Stable, secure seating helps limit dust and debris ingress in the nose/chuck area
- Suitable for regular maintenance to extend tool life and reduce premature wear
- Compatible with a wide range of Hitachi/Hikoki rotary hammers listed below
Typical Applications:
Used when servicing the chuck/front end of compatible rotary hammers to restore correct retention and sealing. Ideal for planned maintenance, refurbishing heavily used tools, or replacing a worn or damaged stopper ring to keep drilling and light demolition performance consistent on site, in workshops, or for DIY repairs.
Also known as:
Rotary hammer stopper ring, retainer ring for hammer mechanism, stop ring, sealing/retention ring for chuck assembly.
Fits Models:
DH12DD, DH14DSL, DH18DBL, DH18DPA, DH18DPB, DH18DSL, DH22PG, DH22PH, DH24DVC, DH24PG, DH24PX, DH25DAL, DH25DL, DH26PB, DH26PX, DH28PBY, DH28PC, DH28PD, DH28PMY, DH28PX, DH30PC2, DH36DAL, DH36DBDL, DH36DL, DH36DPE
Alternate Part Numbers:
306340
Product Specifications
| L&S Part No. | HKK306340 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Hitachi/Hikoki |
| OEM No. | 306340 |
| Unit of Sale | 1 |
| Applications | DH12DD, DH14DSL, DH18DBL, DH18DPA, DH18DPB, DH18DSL, DH22PG, DH22PH, DH24DVC, DH24PG, DH24PX, DH25DAL, DH25DL, DH26PB, DH26PX, DH28PBY, DH28PC, DH28PD, DH28PMY, DH28PX, DH30PC2, DH36DAL, DH36DBDL, DH36DL, DH36DPE |
| Machine Type | Rotary Hammer |
| Fits Brands | Hikoki |
| Fits Models | DH12DD | DH14DSL | DH18DBL | DH18DPA | DH18DPB | DH18DSL | DH22PG | DH22PH | DH24DVC | DH24PG | DH24PX | DH25DAL | DH25DL | DH26PB | DH26PX | DH28PBY | DH28PC | DH28PD | DH28PMY | DH28PX | DH30PC2 | DH36DAL | DH36DBDL | DH36DL | DH36DPE |
