Airframe Track Rollers - NBL

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Series NBL



Part Number: 24 NBL 4448 YJ

d Nom.: 1.5
D Max.: 3
B: 2.75
r2: 0.032
Approx Weight [lbs]: 4.12
Speed Limit [rpm]: 1900
Load Limit [lbf]: 71300
Inside Dia. Max: 1.5
Inside Dia. Min: 1.4993
Outside Dia. Min: 2.999
B1 Outer Ring: 2.549
D1 End Plate Dia.: 2.75
P Inner Ring Groove Width: 0.375
T Effective Track Width: 2.297
Capacity As Track Roller: 53600
Track Capacity at 40 Rc [lbf]: 21300
Boss Dia. Min: 1.984
Clamping Force Max.: 25000
Recommended Shaft Bore
Loose Fit f6 Max: 1.4996
Loose Fit f6 Min: 1.499
> Tight Fit j6 Max: 1.5004
Tight Fit j6 Max: 1.4998