71944C Angular Contact Ball Bearing Specifications
Bore d (mm)
220
Outer D (mm)
300
Width B (mm)
38
Dynamic rating Cr (kN)
170
Static rating Cor (kN)
238
Grease limit speed (r/min)
1500
Oil limit speed (r/min)
2000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 71944C?
RUIST 71944C Angular Contact Ball Bearing: bore d = 220 mm, outer diameter D = 300 mm, width/height B = 38 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 71944C carry?
Dynamic load rating Cr = 170 kN and static load rating Cor = 238 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 71944C 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 71944C replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 220 mm, OD 300 mm and width 38 mm match ISO dimensions, 71944C is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.