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Moddel： d： B：
Type： B： Weight：

NK47/20_Needle bearing_Linqing Xingma Bearing Co., Ltd

Source :Linqing Xingma Bearing Co., Ltd Column:Needle bearing

Domestic and foreign models
New domestic models	NK47/20
Domestic old models	NK47/20

Dimensions
Inside diameter（d）	42	mm
Outside diameter（D）	57	mm
Thickness（B）	20	mm

Basic Load Rating
Dynamic load（Cr）	-	KN
Static load（Cor）	-	KN

Limiting Speeds
Grease	-	rpm
Oil	-	rpm

Weight
Weight	-	kg

BEARING TYPE
Type	Needle bearing

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