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Moddel： d： B：
Type： B： Weight：

7221BTN_Needle bearing_Linqing Xingma Bearing Co., Ltd

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

Domestic and foreign models
New domestic models	7221BTN
Domestic old models	66221A

Dimensions
Inside diameter（d）	105	mm
Outside diameter（D）	190	mm
Thickness（B）	36	mm

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

Limiting Speeds
Grease	-	rpm
Oil	-	rpm

Weight
Weight	0	kg

BEARING TYPE
Type	Needle bearing

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