Eight-Pack Zinc Machine Keys 3/16 x 1-3/4 in (2161)
✔️ 8 pieces of 3/16 x 1-3/4 in zinc square keys for shafts
These eight zinc-plated square machine keys are used to lock components on power transmission shafts, keeping hubs, gears, and pulleys in place in industrial machinery.
✅ Size: 3/16 x 1-3/4 in (4.76 x 44.45 mm)
✅ Pack: 8 pieces
✅ Material: zinc-plated steel for corrosion resistance
✅ Part number: 2161
✅ Application: secures components on power transmission shafts in industrial equipment
💡 What is a square machine key used for on shafts? This handy fastener locks rotating parts in place and prevents slip during operation.
- In-line function: prevents relative motion between shaft and hub
- Common use: secures gears, pulleys, and collars on power transmission systems
- Material and fit: zinc-plated steel keys match standard sizes like 3/16 x 1-3/4 in
