Airframe Track Rollers - NBF

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Series NBF



Part Number: 4 NBF 614 YJ

d Nom.: 1/4
D Max.: 0.875
B: 0.375
r2: 0.022
Approx Weight [lbs]: 0.049
Speed Limit [rpm]: 5000
Load Limit [lbf]: 1910
Inside Dia. Max: 0.25
Inside Dia. Min: 0.2493
Outside Dia. Min: 0.874
B1 Outer Ring: 0.281
D1 End Plate Dia.: 0.75
P Inner Ring Groove Width: 0.125
T Effective Track Width: 0.218
Capacity As Track Roller: 1430
Track Capacity at 40 Rc [lbf]: 590
Boss Dia. Min: 0.516
Clamping Force Max.: 800
Recommended Shaft Bore
Loose Fit f6 Max: 0.2498
Loose Fit f6 Min: 0.2494
> Tight Fit j6 Max: 0.2503
Tight Fit j6 Max: 0.2499