NK19/16 Roller bearing - Horton Bearing Services

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NK19/16 Roller bearing image

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The details of Needle roller bearings

Bearing number:4T-30211
Size (mm):55x100x22.75
Bore Diameter (mm):55
Outer Diameter (mm):100
Width (mm):22,75
d:55 mm
D:100 mm
T:22,75 mm
B:21 mm
C:18 mm
ra1 max.:1,5 mm
a:21 mm
r min.:2 mm
r1 min.:1,5 mm
da min.:65 mm
Da min:88 mm
Da max.:91,5 mm
db max.:64 mm
Db min.:94 mm
ra max.:2 mm
Sa:4 mm
Sb:4,5 mm
Weight:0,74 Kg
Basic dynamic load rating (C):93 kN
Basic static load rating (C0):111 kN
(Grease) Lubrication Speed:3 600 r/min
(Oil) Lubrication Speed:4 900 r/min
Calculation factor (e):0,4
Calculation factor (Y0):0,81
d1:75.5 mm
rs min:2 mm
r1s min:1.5 mm
e:0.4
Y2:1.48
Y0:0.81
Mass:0.74 kg
ISO 355 reference:T3DB055
Dynamic load, C:93 kN
Rating life coefficient, A2:1.4
Static load, C0:111 kN
Fatigue limit load, Cu:13.5 kN
Nlim (oil):4,900 rpm
Nlim (grease):3,600 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.43 Hz
Characteristic rolling element frequency, BSF:6.36 Hz
Characteristic outer ring frequency, BPF0:8.09 Hz
Characteristic inner ring frequency, BPFI:10.91 Hz
da max:64 mm
db min:65 mm
Da max:91.5 mm
Db min:94 mm
Ca min:4 mm
Cb min:4.5 mm
ra max:2 mm
r1a max:1.5 mm
Category:Roller Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0
Product Group:B04334

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