DeWalt 650916-01 Carbon Brush – Genuine OEM Replacement Angle Grinder Motor Brush
Part Number: 650916-01
Category: Power Tool Parts & Accessories → Angle Grinder Parts → Carbon Motor Brushes
Type: DeWalt 650916-01 Carbon Brush – Genuine OEM Replacement Angle Grinder Motor Brush
The DeWalt 650916-01 Carbon Brush is a genuine OEM replacement motor brush designed for compatible DeWalt angle grinders. This carbon brush transfers electrical current from the stationary brush holder to the rotating armature, allowing the motor to operate efficiently and deliver consistent power. Manufactured to original equipment specifications, it provides a direct-fit replacement for worn or damaged brushes, restoring reliable motor performance and extending the service life of your angle grinder. It is sold individually, and DeWalt recommends inspecting and replacing both brushes together if they show similar wear.
Key Features & Benefits
- Part Number: 650916-01
- Genuine OEM DeWalt replacement part
- Replacement carbon motor brush for angle grinders
- Transfers electrical current to the rotating armature
- Helps restore motor power and efficiency
- Reduces excessive sparking caused by worn brushes
- Direct-fit OEM replacement
- Manufactured to original equipment specifications
Technical Specifications
Part Number: 650916-01
Manufacturer: DeWalt
Product Type: Carbon Motor Brush
Material: Carbon Graphite
Application: Electric Angle Grinder Motor
OEM Part: Yes
Quantity: Sold Individually
Replaces: 636128-01, 623594-00, 623594-01 (superseded on certain models)
Compatible Applications
The DeWalt 650916-01 Carbon Brush fits numerous compatible angle grinders, including:
DeWalt
- D28110
- D28110K
- D28111
- D28112
- D28143
- D28402
- D28402K
- D28402N
- DWE46151
- Additional compatible DeWalt grinders utilizing OEM part 650916-01.
Always verify your grinder model, type number, and original part number before ordering to ensure proper compatibility.
Function of the Carbon Brush
The 650916-01 Carbon Brush is designed to:
- Transfer electrical current to the rotating armature
- Maintain consistent motor performance
- Support full motor power output
- Reduce electrical resistance within the motor
- Promote smooth starting and operation
- Restore the grinder's original electrical contact system
Using genuine OEM replacement brushes helps maximize motor efficiency and reduce unnecessary wear on the commutator.
Common Signs Replacement Is Needed
Replace the carbon brush if you notice:
- Grinder will not start
- Motor runs intermittently
- Excessive sparking through the motor vents
- Reduced power or speed
- Electric brake no longer functions properly (on equipped models)
- Brushes worn below the manufacturer's minimum length
Worn carbon brushes are normal maintenance items and should be replaced before they become excessively worn to prevent commutator damage.
Installation & Service Notes
Disconnect the grinder from the power source before servicing.
Remove the brush caps or motor housing as required to access the 650916-01 Carbon Brushes. Carefully remove the worn brush and spring assembly, noting its orientation. Inspect the commutator for excessive wear, burning, or scoring before installing the new brush. Insert the replacement brush so it moves freely within the brush holder, reinstall the spring and brush cap, and repeat the procedure for the opposite side if replacing both brushes. After installation, operate the grinder under light load for several minutes to allow the new brushes to properly seat against the commutator. Most installations require only a screwdriver and can typically be completed in 15–30 minutes.
Important: Always verify your grinder model and original part number before ordering. For best performance, replace both motor brushes at the same time if they exhibit similar wear. Inspect the commutator whenever replacing brushes, and use only genuine OEM DeWalt replacement parts to maintain factory performance and motor longevity.
Maintenance Recommendations
- Inspect motor brushes periodically during routine maintenance.
- Replace brushes before they reach the minimum wear limit.
- Keep motor ventilation openings clean to prevent overheating.
- Inspect the commutator whenever brushes are replaced.
- Allow new brushes to seat properly before heavy grinding.
- Use genuine OEM replacement parts to maintain factory fit, dependable electrical contact, and long-term angle grinder performance.
