638 , 638-2RS , 638-2Z Single Roller Deep groove ball bearing
638 , 638-2RS , 638-2Z Single Roller Deep groove ball bearing detail Specifications:
Metric series
Material : 52100 Chrome Steel
Construction : Single Row
Seal Type : Open type,ZZ or 2RS
Limiting Speed : 32000 rpm
Weight : 0.028 kg
Main Dimensions:
Bore diameter (d) : 8 mm
Outer diameter (D) : 28 mm
Width (B) : 9 mm
Chamfer Dimension ( r) min. : 0.3 mm
Dynamic load ratings (Cr) : 4.57 KN
Static load ratings (Cor) : 1.98 KN
ABUTMENT DIMENSIONS
Abutment diameter shaft (da) min. : 10.0 mm
Abutment diameter housing (Da) max. : 26 mm
Radius of shaft or housing fillet (ra) max. : 0.3 mm
Write your message here and send it to us