DeWalt 5140010-81 Sprocket – Genuine OEM Replacement Planer Drive Sprocket
Part Number: 5140010-81
Category: Power Tool Parts & Accessories → Planer Parts → Drive Sprockets
Type: DeWalt 5140010-81 Sprocket – Genuine OEM Replacement Planer Drive Sprocket
The DeWalt 5140010-81 Sprocket is a genuine OEM replacement drive sprocket designed for compatible DeWalt portable planers. Working in conjunction with the planer drive chain, this precision-machined sprocket transfers power to the feed roller system, ensuring smooth and consistent material feeding during planing operations. Manufactured to original equipment specifications, it provides a direct-fit replacement for worn, damaged, or broken sprockets, helping restore proper feed roller operation and dependable planer performance. Depending on the planer model, multiple sprockets may be used within the feed drive system.
Key Features & Benefits
- Part Number: 5140010-81
- Genuine OEM DeWalt replacement part
- Replacement planer drive sprocket
- Transfers power from the drive chain to the feed rollers
- Helps maintain smooth and consistent material feeding
- Precision-machined for reliable operation
- Durable metal construction
- Direct-fit OEM replacement
- Manufactured to original equipment specifications
Technical Specifications
Part Number: 5140010-81
Manufacturer: DeWalt
Product Type: Drive Sprocket
OEM Part: Yes
Application: Planer Feed Roller Drive System
Compatible Applications
The DeWalt 5140010-81 Sprocket fits select:
- DeWalt DW734 12-1/2" Portable Planer (Type 1)
- DeWalt DW735 13" Portable Planer (Type 1)
- DeWalt DW735X 13" Portable Planer (Type 1)
Always verify your planer model, type number, and original part number before ordering to ensure proper compatibility.
Function of the Drive Sprocket
The DeWalt 5140010-81 Sprocket is a key component of the planer's feed drive system. It helps to:
- Transfer power through the drive chain
- Drive the feed rollers
- Maintain smooth and consistent board feeding
- Support accurate and uniform planing results
- Reduce slippage within the feed drive system
- Restore the planer's original feed performance
Using a genuine OEM replacement drive sprocket helps ensure proper fit, dependable power transmission, and long-term planer reliability.
Common Signs Replacement Is Needed
Replace the drive sprocket if you notice:
- Worn or damaged sprocket teeth
- Feed rollers stop turning
- Inconsistent material feeding
- Chain slipping or jumping
- Excessive wear on the sprocket surface
- Unusual noise from the feed drive system
A worn or damaged sprocket can reduce feed roller performance, resulting in uneven material feeding and decreased planing efficiency.
Installation & Service Notes
Disconnect the planer from the power source before performing any repairs.
Disassemble the planer according to the manufacturer's service instructions to access the 5140010-81 Drive Sprocket. Remove the drive chain and existing sprocket, then inspect the drive chain, retaining ring, shaft, bearings, and adjacent sprockets for wear or damage before installing the replacement. Install the new sprocket in its original position, reinstall the drive chain, and verify proper chain alignment and tension before reassembling the planer. Test the feed roller operation before returning the tool to service.
Important: Always verify your planer model, type number, and original part number before ordering. Use genuine OEM DeWalt replacement components to ensure proper fit, reliable feed roller operation, and long-term planer performance.
Maintenance Recommendations
- Inspect the drive sprockets and chain during routine maintenance.
- Keep the drive system clean and free of wood chips and debris.
- Replace worn chains and sprockets together when excessive wear is present.
- Check retaining rings and shaft components for secure installation.
- Lubricate components only as specified in the manufacturer's service instructions.
- Use genuine OEM replacement parts to maintain factory feed performance, smooth material transport, and long-term planer reliability.
