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Moddel： d： B：
Type： B： Weight：

7321B/DF_Needle bearing_Linqing Xingma Bearing Co., Ltd

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

Domestic and foreign models
New domestic models	7321B/DF
Domestic old models	366321

Dimensions
Inside diameter（d）	105	mm
Outside diameter（D）	225	mm
Thickness（B）	98	mm

Basic Load Rating
Dynamic load（Cr）	310	KN
Static load（Cor）	355	KN

Limiting Speeds
Grease	2100	rpm
Oil	2800	rpm

Weight
Weight	17.2	kg

BEARING TYPE
Type	Needle bearing

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