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The DEWALT 445857-03 is a replacement field case designed to house and protect the internal field assembly of compatible DEWALT power tools. The field case serves as the structural enclosure for the field coil, maintaining proper alignment and insulation during tool operation. This component is a direct OEM replacement part intended for use by power tool repair technicians and qualified service personnel performing motor assembly rebuilds or housing replacements.
This field case is a service and repair component suited for workshop or field repairs on compatible DEWALT power tools. It is typically installed during motor field assembly service when the original case is cracked, damaged, or worn. Technicians performing motor-level repairs will source this part as an OEM-matched replacement to restore the tool to factory specification.
Designed as an OEM-style replacement field case for compatible DEWALT power tools requiring motor assembly service. Consult the DEWALT parts lookup or service documentation to confirm fitment for your specific tool model before ordering.
Installation should be performed by a qualified power tool repair technician. Disconnect and de-energize the tool completely before disassembling any motor components. Refer to the applicable DEWALT service manual for disassembly sequence and reassembly torque guidance. Improper reassembly of motor field components can result in tool damage or unsafe operation.
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