ZFS5215 Double Set Collar Flange Block With Expansion Type Bearing Housing For 2.9375 Inch Shaft Four Bolt Cast Iron Housing Double Setscrew Locking Clearance Seals Relubricatable Self Aligning Bearing Unit
✔️ Four-bolt cast-iron housing with relubricatable self-aligning bearing
This heavy-duty flange block combines a four-bolt cast-iron housing with a spherical roller bearing insert, designed for mounting on a 2.9375 inch shaft (74.6 mm). It supports radial and thrust loads and tolerates misalignment up to 4 degrees.
✅ Bore: 2-15/16" (74.6 mm) straight bore
✅ Dynamic load rating: 57,750 lbf (256 kN)
✅ Static load rating: 71,500 lbf (318 kN)
✅ Four-bolt cast-iron housing
✅ Spherical roller bearing insert, double-row
✅ Misalignment tolerance: up to 4 degrees total
✅ Relubricatable, open design for lubrication in place
✅ C3 clearance rating for thermal expansion
✅ Metal clearance seal with no frictional drag
✅ Applications: mining, construction, packaging lines
💡 What is a heavy-duty spherical roller flange block used for in industrial drives? This quick Q&A gives practical insights.
- High radial and axial load capacity with double-row roller design
- Misalignment tolerance up to 4 degrees, reducing alignment effort
- Relubricatable housing for maintenance in harsh environments
- Four-bolt mounting with two setscrew collars for secure shaft grip