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48L659 - Walter 48L659 Replacement Armature Assembly 120V

Packaging: 1 per each
$188.08/ea

Usually ships within 3-5 business days

SKU: 48L659 Categories: ,

OVERVIEW

Restore Peak Performance with the Walter 48L659 Armature

The Walter 48L659 Armature Compl. 120V is a critical replacement component designed to restore the functionality of specific Walter Surface Technologies power tools. As the rotating part of the universal motor, the armature is responsible for converting electrical energy into mechanical motion. Over time, heavy industrial use can lead to wear on the commutator, insulation breakdown in the windings, or physical damage from overheating. This genuine OEM assembly ensures that your tool returns to its optimal operating condition without compromising on safety or power output.

Precision-engineered by Walter, this armature features high-grade copper windings that are tightly packed and insulated to withstand the high temperatures generated during aggressive grinding or finishing applications. The assembly is dynamically balanced at the factory, a crucial step that minimizes vibration at high RPMs. Excessive vibration not only causes user fatigue but can also accelerate wear on bearings and brushes. By installing this authentic replacement, you ensure the tool runs smoothly and efficiently.

The unit comes complete with the commutator and an integrated cooling fan. The fan is essential for drawing air through the motor housing, dissipating heat, and protecting the internal components during prolonged duty cycles. The commutator segments are machined to precise tolerances to ensure consistent electrical contact with the carbon brushes, reducing sparking and extending the maintenance intervals of the tool. Whether you are repairing a tool in a maintenance shop or refurbishing equipment for the production line, the 48L659 offers the reliability expected from Walter products.

Technical Specifications

This armature is rated for 120V systems and is designed as a direct drop-in replacement for the original part. It is compatible with specific models in the Walter power tool lineup. Technicians should verify the tool's model number and the parts diagram to ensure compatibility before installation. Proper installation of this armature will restore the torque and speed necessary for heavy-duty material removal tasks.

Additional Information
Packaging Description:1 per each
Voltage:120V
Product Type:Replacement Armature
Compatible Brand:Walter Surface Technologies
Part Number:48L659

INCLUDED

  • 1 x Complete Armature Assembly (120V)
  • Integrated Cooling Fan
  • Commutator

APPLICATIONS

  • Repairing Walter Surface Technologies power tools with 120V motors
  • Replacing burnt or shorted armatures in industrial grinders
  • Restoring tools with worn commutators or damaged shafts
  • Maintenance of fabrication shop power equipment

FAQ

Common signs of a bad armature include excessive sparking at the brushes, smoke coming from the motor vents, a burning smell, the tool running slowly or with low power, or the breaker tripping immediately upon startup.

The term 'Compl.' (Complete) typically implies the assembly includes the fan and commutator. However, bearings are often sold separately or may need to be pressed on. Please check the specific parts diagram for your tool or inspect the product image to confirm if bearings are pre-installed.

No, armatures are specific to the tool model and voltage. This part (48L659) is for specific 120V Walter tools. Always check your tool's model number and the exploded parts view to confirm the part number matches.

This armature is designed for 120V AC operation, which is standard for most corded power tools in North America.

Yes, it is highly recommended to replace the carbon brushes when installing a new armature. Old brushes may be worn unevenly and could damage the new commutator immediately.

Armatures spin at very high RPMs (often over 10,000 RPM). Dynamic balancing ensures the mass is distributed evenly to prevent severe vibration, which can ruin bearings and cause user fatigue.

If you are comfortable with power tool disassembly and repair, yes. However, if you are unsure, it is recommended to have a qualified repair technician perform the installation to ensure electrical safety.

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