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Climax 1″ Bore Stainless Steel Rigid Coupling

$160.64 on Amazon.com (as of October 20, 2026, 6:47 AM EST) View details ↗

The **Climax Metal 1-Piece Set Screw Rigid Shaft Coupling** delivers reliable, high-torque performance for demanding mechanical applications. Crafted from durable **304 stainless steel**, this coupling resists corrosion and wear, making it ideal for industrial environments where precision and longevity are critical. The **1-piece set screw design** ensures quick and secure shaft alignment, while the included **keyway** prevents slippage under load—perfect for power transmission systems requiring stability up to **450 in-lb of torque** at speeds up to **1,800 RPM**.

With a **1″ bore diameter** and **2″ outside diameter**, this coupling accommodates standard shaft sizes while maintaining a compact footprint. The **5/16″-18 set screw** provides a tight grip, and the **1/4″ keyway** ensures proper torque distribution. Whether used in conveyor systems, machinery drives, or fluid power applications, this coupling’s robust construction and corrosion resistance make it a trusted choice for engineers and maintenance professionals.

Max Torque Capacity450 in-lb
Bore Diameter1″
Material304 Stainless Steel
Outside Diameter2″
Overall Length3″
Keyway Width1/4″
What is the maximum safe RPM for this coupling?
This coupling is rated for continuous operation up to **1,800 RPM** under standard conditions.
Does this coupling include a keyway for torque transmission?
Yes, the coupling features a **1/4″ keyway** to prevent slippage and ensure proper torque distribution.
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