7318BW Angular Contact Ball Bearing Specifications
Bore d (mm)
90
Outer D (mm)
190
Width B (mm)
43
Dynamic rating Cr (kN)
172
Static rating Cor (kN)
135
Grease limit speed (r/min)
2200
Oil limit speed (r/min)
3000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7318BW?
RUIST 7318BW Angular Contact 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 7318BW carry?
Dynamic load rating Cr = 172 kN and static load rating Cor = 135 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7318BW typically used?
Angular Contact Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 7318BW replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 190 mm and width 43 mm match ISO dimensions, 7318BW is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.