1318 Self-Aligning Ball Bearing Specifications
Bore d (mm)
90
Outer D (mm)
190
Width B (mm)
43
Dynamic rating Cr (kN)
129
Static rating Cor (kN)
44.5
Grease limit speed (r/min)
3200
Oil limit speed (r/min)
3800
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 1318?
RUIST 1318 Self-Aligning Ball Bearing: bore d = 90 mm, outer diameter D = 190 mm, width/height B = 43 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 1318 carry?
Dynamic load rating Cr = 129 kN and static load rating Cor = 44.5 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 1318 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 1318 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 190 mm and width 43 mm match ISO dimensions, 1318 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.