Needle Roller Bearings - Metric Series HK3020
Bearing number : HK3020
Size mm : 30x37x20
Brand : AST
Bore Diameter mm : 30
Outer Diameter mm : 37
Width mm : 20
Bearing dimensions and specification in brand catalogue :
dimensions in mm
Bearing Type - Cage Retained Rollers
Outer Dia D - 37.0000
Width B - 20.0000
Dynamic Load Rating Cr - 22,000
Static Load Rating Cor - 39,500
Max Speed Grease X1000 RPM - 8,500
Shaft Fw - 30.000
Weight g - 39.00
Material - Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent
Some sizes are available with a closed end.
The bearing must be used with a hardened inner ring, or a hardened shaft.
Some sizes are available as full complement grease retained roller or mechanically retainer roller designs.
Catalogue,Brandslist,,Bearing HK3020 AST