SKF QJ 313 MA Four Point Contact Ball Bearing 65 mm Bore Machined Metal Cage CN Axial Internal Clearance High Load Capacity 176 kN Dynamic 156 kN Static For Precision Machinery

SKF QJ313 MA Four-Point Bearing, 65mm Bore
✔️ Pack 1, single bearing, 65 mm bore, 5.5 in OD, 33 mm wide

The SKF QJ 313 MA is a single-row four-point contact bearing designed for precise axial and radial load support in machinery, conveyors, and heavy equipment. It uses CN axial internal clearance with a machined metal cage and a two-piece inner ring plus one-piece outer ring. Dimensions: bore 65 mm (2.56 in), outer diameter 139.7 mm (5.50 in), width 33 mm (1.30 in). SKF Explorer class adds durability for demanding environments.

✅ Bore diameter: 65 mm (2.56 in)
✅ Outer diameter: 139.7 mm (5.50 in)
✅ Width: 33 mm (1.30 in)
✅ Contact angle: 35°
✅ Type: Four-point contact bearing
✅ Basic dynamic load rating: 176 kN
✅ Basic static load rating: 156 kN
✅ Ring type: Two-piece inner ring and one-piece outer ring

💡 What is a four-point contact bearing used for?

A handy choice for machines needing precise radial and axial load support. - Handles combined radial and axial loads in compact form - Maintains stiffness at higher speeds for precision work - Ideal for CNCs, conveyors, and other precision machinery