Product parameters

• QIBR No.QNF300AR0
• KAYDON No.NF300AR0
• Bearing Type Ball
• Construction Single Row
• Seal Type Open
• Cross Section 3/4″ x 3/4″

Overall Dimensions

• Bore Dia (d) 29.9998"
• Outer Dia (D) 31.5003"
• Width (B) 0.75"
• Land dia.L1 30.555"
• Land dia.L2 30.945"
• C'Bore dia.L3 31.075"
• Weight (lbs) 12.40

Load Capacity

• Static (lbs) Radial 37386
• Dynamic(lbs) Radial 9480
• Static (lbs) Thrust 107910
• Dynamic(lbs)Thrust 26487

Other parameters

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