SPEEDAIRE Pinion Gear, 21t: Mfr Part # TTST25443G
The SPEEDAIRE Pinion Gear is an air tool replacement part, identified by manufacturer part number TTST25443G and compatible with Grainger part number 5YAR9. This 21-tooth pinion gear is designed for use in pneumatic…
SKU 3G-OTH-166343
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Product Description
The SPEEDAIRE Pinion Gear is an air tool replacement part, identified by manufacturer part number TTST25443G and compatible with Grainger part number 5YAR9. This 21-tooth pinion gear is designed for use in pneumatic tools requiring replacement of this specific component.
Frequently Asked Questions
What is the SPEEDAIRE Pinion Gear used for?
The SPEEDAIRE Pinion Gear is a 21-tooth replacement part for pneumatic tools. It is used to transfer torque within the air tool gear train, restoring function when the original gear wears or breaks. This part is compatible with Grainger part number 5YAR9 and is identified by manufacturer part number TTST25443G.
What are the specifications of the SPEEDAIRE Pinion Gear?
The SPEEDAIRE Pinion Gear has 21 teeth and is designed as a replacement part for pneumatic tools. Its manufacturer part number is TTST25443G, and it is compatible with Grainger part number 5YAR9. This gear is intended for air tool repair applications requiring this specific tooth count and configuration.
Where to buy the SPEEDAIRE Pinion Gear worldwide?
3G Electric supplies the SPEEDAIRE Pinion Gear (TTST25443G) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for international orders. Contact us to source this 21-tooth pinion gear for your pneumatic tool repair needs.
How to install the SPEEDAIRE Pinion Gear?
Installation of the SPEEDAIRE Pinion Gear requires disassembling the pneumatic tool, removing the worn gear, and pressing the new 21-tooth gear onto the shaft. Ensure proper alignment with mating gears and apply appropriate lubricant. Always consult the tool manufacturer's service manual for torque specs and safety precautions.
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3G Electric supplies SPEEDAIRE air tool replacement parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.












