Welcome to FIJ Industrial Technology Limited

NNF 5038 B-2LS - Precision cylindrical roller bearing - Double row full loaded cylindrical roller bearing

Product modelNNF 5038 B-2LS
d190 mm
D290 mm
B136 mm
Limiting speed430 r/min
Outer ring width, sealed bearings (C)135mm
d1≈228mm
Outer ring snap ring groove diameter (D3)284mm
Distance between two snap ring grooves on outer ring outside surface (C1)118.2mm
Distance tolerance C10.2mm
Outer ring face to snap ring groove distance, sealed (C2)8.4mm
Outer ring snap ring groove width (b)5.2mm
Outer ring lubrication groove width (b1)8mm
Lubrication hole diameter (outer ring) (K)4mm
Chamfer dimension, sealed bearings (r)min.2mm
Chamfer dimension (r3,4)min.0.6mm
Shaft shoulder diameter (da) min.min.197mm
Shaft shoulder diameter (das)222mm
Shoulder width for SW snap ring, sealed (Ca1)110mm
Shoulder tolerance Ca (SW snap ring)0.2mm
Shoulder width for DIN 471 snap ring, sealed (Ca2)108mm
Shoulder tolerance Ca (DIN 471 snap ring)0.2mm
Chamfer radius (ra)max.2mm
Fatigue load limit(Pu)236kN
Calculation factor (kr)0.4
Bearing weight31.5kg

Product Details

The NNF 5038 B-2LS is part of the Double row full loaded cylindrical roller bearing series within our Precision cylindrical roller bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.

Typical applications include: machine tool spindles, rolling mills, gearboxes and industrial pumps. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.

Request a Quote for this Product

NNF 5038 B-2LS / Double row full loaded cylindrical roller bearing / Precision cylindrical roller bearing