DYNABRADE Rotor: Mfr Part # 51921, Rotor
The DYNABRADE Rotor (Mfr Part # 51921) is an air tool replacement part designed for compatibility with DYNABRADE models using Mfr Part # 52715, 52716, 52717, and 52718. This rotor, identified by SKU 22GJ31, is a…
SKU 3G-OTH-163734
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Product Description
The DYNABRADE Rotor (Mfr Part # 51921) is an air tool replacement part designed for compatibility with DYNABRADE models using Mfr Part # 52715, 52716, 52717, and 52718. This rotor, identified by SKU 22GJ31, is a direct replacement component for maintaining pneumatic tool performance.
Frequently Asked Questions
What is the DYNABRADE Rotor 51921 used for?
The DYNABRADE Rotor 51921 is a direct replacement component for pneumatic air tools, specifically compatible with DYNABRADE models using part numbers 52715, 52716, 52717, and 52718. It restores rotary motion in grinders and sanders, ensuring continued performance in industrial metalworking, fabrication, and maintenance applications.
What are the specifications of the DYNABRADE Rotor 51921?
The DYNABRADE Rotor 51921 has manufacturer part number 51921 and cross-references to SKU 22GJ31 and part number 25H816. It is classified as a rotor, an air tool replacement part designed for compatibility with DYNABRADE models 52715, 52716, 52717, and 52718. No additional dimensions or material specs are provided.
Where to buy the DYNABRADE Rotor 51921 worldwide?
3G Electric supplies the DYNABRADE Rotor 51921 to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this rotor for your pneumatic tool maintenance needs.
How to install the DYNABRADE Rotor 51921?
To install the DYNABRADE Rotor 51921, first disconnect the air tool from its supply. Remove the housing and carefully extract the old rotor. Insert the new rotor, ensuring it aligns with the vanes and bearings. Reassemble the tool and test for smooth rotation. Always follow the manufacturer's service manual for torque specs.
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3G Electric supplies DYNABRADE air tool replacement parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.












