Description
The Trane KEY0300 1/4" x 1/4" x 1‑1/2" Shaft Key is a precision‑engineered OEM component designed to secure rotating parts in HVAC systems and mechanical assemblies. This genuine Trane key fits into corresponding slots on shafts and hubs to ensure positive engagement and torque transfer between connected parts, helping maintain efficient equipment operation and alignment.
Key Features
- OEM Quality Construction: Manufactured to Trane’s original equipment standards for reliability and precise fit.
- Standardized Shaft Key Size: The 1/4" x 1/4" cross‑section with a 1‑1/2" length is compatible with numerous Trane models and makes installation or replacement straightforward.
- Ensures Secure Component Engagement: Designed to lock pulleys, gears, and other rotating parts to a shaft, enabling consistent torque transfer and proper system performance.






