D/WR144R Deep Groove Ball Bearing Specifications
Bore d (mm)
3.175
Outer D (mm)
6.35
Width B (mm)
2.38
Dynamic rating Cr (kN)
0.163
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE D/WR144R?
RAYSDE D/WR144R Deep Groove Ball Bearing: bore d = 3.175 mm, outer diameter D = 6.35 mm, width/height B = 2.38 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE D/WR144R carry?
Dynamic load rating Cr = 0.163 kN and static load rating Cor = — kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE D/WR144R typically used?
Deep Groove Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE D/WR144R replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 3.175 mm, OD 6.35 mm and width 2.38 mm match ISO dimensions, D/WR144R is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.