1313 Self-Aligning Ball Bearing Specifications
Bore d (mm)
65
Outer D (mm)
140
Width B (mm)
33
Dynamic rating Cr (kN)
68.5
Static rating Cor (kN)
22.9
Grease limit speed (r/min)
4300
Oil limit speed (r/min)
5300
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 1313?
RUIST 1313 Self-Aligning Ball Bearing: bore d = 65 mm, outer diameter D = 140 mm, width/height B = 33 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 1313 carry?
Dynamic load rating Cr = 68.5 kN and static load rating Cor = 22.9 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 1313 typically used?
Self-Aligning Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 1313 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 65 mm, OD 140 mm and width 33 mm match ISO dimensions, 1313 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.