HK4020  needle roller bearing drawings
  1. Some sizes are available with a closed end.
  2. The bearing must be used with a hardened inner ring, or a hardened shaft.
  3. Some sizes are available as full complement grease retained roller or mechanically retainer roller designs.

HK4020 Metric Series Needle Roller Bearing

Model: HK4020

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Product Details

Bearing Type Cage Retained Rollers
Outer Dia (D) 47.000 mm
Width (B) 20.000 mm
Dynamic Load Rating (Cr) 25,500 N
Static Load Rating (Cor) 52,000 N
Max Speed (Grease) 6,500 rpm
Shaft (Fw) 40.00 mm
Weight (g) 54.00 grams
Material Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent