Airframe Needle Roller Bearings - NBC

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Series NBC



Part Number: 56 NBC 2070 YZP

d Nom.: 3.5
D Max.: 4.375
B: 1.25
r1: 0.044
Approx Weight [lbs]: 1.73
Speed Limit [rpm]: 850
Load Limit [lbf]: 96700
Inside Dia. Max: 3.5
Inside Dia. Min: 3.4992
Outside Dia. Min: 4.3742
B1 Outer Ring: 1.049
D1 End Plate Dia.: 4.219
P Inner Ring Groove Width: 0.375
G Outer Ring Groove Width: 0.156
Recommended Shaft Diameter
Loose Fit g6 Max: 3.4995
Loose Fit g6 Min: 3.4987
Tight Fit j6 Max: 3.5005
Loose Fit j6 Min: 3.4996
Boss Dia. Min: 3.969
Clamping Force Max.: 25800
Recommended Housing Bore
Press Fit N6 Max: 4.3735
Press Fit N6 Min: 4.3744
Loose Fit H6 Max: 4.375
Loose Fit H6 Min: 4.3759

All dimensions are in inches.

All exposed surfaces plated for corrosion resistance.