Heavy Duty Two Piece Clamping Shaft Collar Made From Black Oxide Steel With 3.75 Inch Bore 5.5 Inch OD And 1.375 Inch Width Built To Deliver Serious Non Marring Grip On Anything You Throw At It

Heavy Duty Split Shaft Collar For Industrial Machinery
✔️ 3.75 inch bore shaft collar with 5.5 OD black oxide split grip

Sold as a single unit, this heavy duty split shaft collar delivers serious grip for drive systems and conveyor setups. It locks components firmly onto steel or aluminum axles without scratching soft metal surfaces. The split halves mate during manufacturing so you get perfect roundness and zero wobble. Engineers reach for this handy fix in auto power steering rigs, robot arms, and machining stations where precise positioning matters.

✅ Two piece clamping design installs anywhere on the shaft without sliding over the end
✅ High holding power forged socket head cap screws meet DIN 912 12.9 torque standards
✅ Black oxide finish resists white corrosion, chipping, and stick slip during tightening
✅ Handles operating temperatures from minus forty to one hundred seventy six degrees Celsius
✅ Accommodates 3.75 inch shafts with a full 5.5 inch outside diameter for maximum stiffness

💡 What makes a split shaft collar better than a setscrew style for heavy machinery?
A split shaft collar beats setscrew designs because it wraps evenly around the axle without marring the surface.
- Two piece clamping force grabs the shaft uniformly to handle heavy lifting without play
- Black oxide coating prevents rust and stops screw heads from sticking during torque application
- Slide the split halves over existing pulleys or gears for a hassle free replacement job
- Rigid frame takes the hammer throws and keeps your machinery tracking true all day