Product parameters

• Part Number QSR52B-73
• Seal Type Rubber seal 
• Roller Hole Spacing (B)52mm
• Roller Length (L)73mm
• Bearing Inner Ring Dia. (d)25mm
• Bearing Outer Ring Dia. (D)70mm
• Bearing Outer Ring Width(C)17mm
• Ring Material 100Cr6 /GCr15
• Ball Material 100Cr6 /GCr15
• Cage Material T14 steel
• Dynamic Load Rating (Cr) 20KN
• Static Load Rating (Cor) 10KN
• Grease Filling 80%
• Hardness 58-62HRC
• Rivet ML20 steel