K20X28X20 Needle Roller Bearing Specifications
Bore d (mm)
20
Outer D (mm)
28
Width B (mm)
20
Dynamic rating Cr (kN)
23.9
Static rating Cor (kN)
28.5
Grease limit speed (r/min)
11100
Oil limit speed (r/min)
20400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST K20X28X20?
RUIST K20X28X20 Needle Roller Bearing: bore d = 20 mm, outer diameter D = 28 mm, width/height B = 20 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST K20X28X20 carry?
Dynamic load rating Cr = 23.9 kN and static load rating Cor = 28.5 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST K20X28X20 typically used?
Needle Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST K20X28X20 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 20 mm, OD 28 mm and width 20 mm match ISO dimensions, K20X28X20 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.