HM71909E Angular Contact Ball Bearing Specifications
Bore d (mm)
45
Outer D (mm)
68
Width B (mm)
12
Dynamic rating Cr (kN)
10000
Static rating Cor (kN)
7900
Grease limit speed (r/min)
23700
Oil limit speed (r/min)
36000
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE HM71909E?
RAYSDE HM71909E Angular Contact Ball Bearing: bore d = 45 mm, outer diameter D = 68 mm, width/height B = 12 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE HM71909E carry?
Dynamic load rating Cr = 10000 kN and static load rating Cor = 7900 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE HM71909E 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 RAYSDE HM71909E replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 45 mm, OD 68 mm and width 12 mm match ISO dimensions, HM71909E is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.