Dewalt 330003-21 Ball Bearing Replacement Part

Product Description

The DEWALT 330003-21 is a ball bearing replacement part designed for use in DEWALT power tools. Ball bearings support rotating shafts and reduce friction between moving components, allowing motors and drive assemblies to operate smoothly under load. This part is sourced directly from DEWALT and is intended to restore proper function in tools where the original bearing has worn, failed, or been damaged. Installation is typically performed by service technicians during a rebuild or preventive maintenance procedure.

This ball bearing is used in DEWALT power tool applications where a precision rotating support component is required. It is suited for service center use or field repair by experienced technicians familiar with power tool disassembly. Specific tool model compatibility should be confirmed against the DEWALT parts diagram for the tool being serviced before ordering.

Key Features

• OEM DEWALT replacement ball bearing for power tool service and repair
• Supports rotating shaft assemblies to reduce friction and wear
• Intended for use in motor or drive component rebuild applications
• Direct replacement sourced from DEWALT parts and accessories

Compatibility

Designed as an OEM replacement ball bearing for DEWALT power tools. Confirm fitment using the DEWALT parts diagram or service manual for the specific tool model being repaired.

Installation Notes

Bearing replacement should be performed by a qualified service technician with experience in power tool disassembly and reassembly. Disconnect and de-energize the tool completely before beginning any service work. Proper bearing installation typically requires a bearing press or appropriate driver to avoid damage to the bearing race during seating. Refer to the applicable DEWALT service documentation for disassembly sequence and reassembly procedures.

Technical Specifications

• Part Type: Ball Bearing

Standard Information

• Brand: DEWALT
• Manufacturer Part Number: 330003-21