RNA4872  precision needle roller bearing drawings
  1. The bearing must be used with a hardened inner ring, or a hardened shaft.
  2. Some sizes are available with either a single seal or two seals.

RNA4872 Metric Series Needle Roller Bearing

Model: RNA4872

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Product Details

Specifications
Bearing Type Single Row, Narrow
Outer Dia (D) 440.000 mm
Width (B) 80.000 mm
Dynamic Load Rating (Cr) 660,000 N
Static Load Rating (Cor) 2,020,000 N
Max Speed (Oil) 1,200 X1000 rpm
Shaft (Fw) 390.00 mm
Weight (g) 14,800.00 grams
Material 52100 Chrome steel, or equivalent