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Moddel： d： B：
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RNA49/48R_Needle bearing_Linqing Xingma Bearing Co., Ltd

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

Domestic and foreign models
New domestic models	RNA49/48R
Domestic old models	-

Dimensions
Inside diameter（d）	55	mm
Outside diameter（D）	70	mm
Thickness（B）	22	mm

Basic Load Rating
Dynamic load（Cr）	46.9	KN
Static load（Cor）	76.5	KN

Limiting Speeds
Grease	8300	rpm
Oil	-	rpm

Weight
Weight	0.174	kg

BEARING TYPE
Type	Needle bearing

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