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NB120AR0 KAYDON Part No.

NB120AR0
Bearing Type Ball
For Load Direction Angular
Construction Single Row
Contact Angle 30°
Seal Type Open
Surface Chromium Plating
Cross Section 5/16″ x 5/16″
Part Number NB120AR0
For Shaft Diameter 11.9998"
Bore Dia (d) 11.9998"
Bore Dia Tolerance -0.0014"– 0"
For Housing ID 12.6253"
Outer Dia (D) 12.6253"
Outer Dia Tolerance -0.0014"– 0"
Width (B) 0.3125"
Width Tolerance +.000 –.005"
Land dia.L1 12.231"
Land dia.L2 12.393"
C'Bore dia.L3 12.445"
Ring Material 52100 Chrome steel
Ball Material 52100 Chrome steel
Cage Material Brass
Dynamic radial (lbs) 1623
Static (lbs) Thrust 4240
Radial 5840
Thrust 16860
Lubrication Lubricated
Shaft Mount Type Press Fit
Temperature Range -30° to 110 ℃
ABEC Rating ABEC-1
Radial Clearance 0.0000 – 0.0005"
RoHS Compliant
Weight (lbs) 0.850
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Bearing Interchange

Thin Section Bearings Part Number Cross-Reference Table
RBC
NB120AR0*RBC
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