Product parameters

• QIBR No.QKB047AR0
• NSK No.NBA12007
• Bearing Type Angular contact
• Construction Single Row
• Contact Angle 30°
• Seal Type Open
• Cross Section 5/16″ x 5/16″

Overall Dimensions

• Bore Dia (d) 4.750"
• Outer Dia (D) 5.375"
• Width (B) 0.3125"
• Land dia.L1 4.981"
• Land dia.L2 5.143"
• C'Bore dia.L3 5.21"
• Weight (lbs) 0.35

Load Capacity

• Dynamic(lbs) Radial 855
• Static (lbs) Radial 2151
• Dynamic(lbs) Thrust 2106
• Static (lbs) Thrust 6219

Other parameters

• Ring Material 52100 Chrome steel
• Ball Material 52100 Chrome steel
• Cage Material Brass
• Lubrication Oil
• Temperature Range -40° to 120 ℃
• Radial Clearance 0.0000 – 0.0005"
• Ball Hardness HRC 62-66
• ABEC Rating ABEC-1
• Quality Control ISO 9001