QJ336 Angular Contact Ball Bearing Specifications
Bore d (mm)
180
Outer D (mm)
380
Width B (mm)
75
Dynamic rating Cr (kN)
655
Static rating Cor (kN)
1770
Grease limit speed (r/min)
1300
Oil limit speed (r/min)
1800
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST QJ336?
RUIST QJ336 Angular Contact Ball Bearing: bore d = 180 mm, outer diameter D = 380 mm, width/height B = 75 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST QJ336 carry?
Dynamic load rating Cr = 655 kN and static load rating Cor = 1770 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST QJ336 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 QJ336 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 180 mm, OD 380 mm and width 75 mm match ISO dimensions, QJ336 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.