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NSK R440-3 cylindrical roller bearings - Industrial Bearing

  NSK R440-3 cylindrical roller bearings

NSK R440-3 cylindrical roller bearings pdf

Can’t find what you’re looking for NSK R440-3 cylindrical roller bearings ? Our expert Representatives be in contact with you 90x115x13 Size (mm) shortly!

Size (mm) 90x115x13
Bore Diameter (mm) 90
Outer Diameter (mm) 115
Width (mm) 13
d 90 mm
D 115 mm
B 13 mm
C 13 mm
d1 98.2 mm
d2 98.2 mm
r1 min. 1 mm
r2 min. 1 mm
r3 min. 0,3 mm
r4 min. 0,3 mm
D1 107.1 mm
D2 – mm
da min. 94.6 mm
Da max. 110.4 mm
db min 94,6 mm
ra max. 1 mm
rb max. 0.3 mm
dh 99,1 mm
Db max 113 mm
Weight 0,25 Kg
Basic dynamic load rating (C) 20,3 kN
Basic static load rating (C0) 25 kN
(Grease) Lubrication Speed 12 000 r/min
(Oil) Lubrication Speed 18 000 r/min
Fatigue load limit (Pu) 1,04
r1,2 min. 1 mm
r3,4 min. 0.3 mm
a 30.5 mm
db min. 94.6 mm
Db max. 113 mm
dn 99.1 mm
Basic dynamic load rating C 20.3 kN
Basic static load rating C0 25 kN
Fatigue load limit Pu 1.04 kN
Attainable speed for grease lubrication 12000 r/min
Attainable speed for oil-air lubrication 18000 r/min
Ball diameter Dw 7.144 mm
Number of balls z 31
Reference grease quantity Gref 2.9 cm³
Preload class A GA 184 N
Static axial stiffness, preload class A 215 N/µm
Preload class B GB 555 N
Static axial stiffness, preload class B 340 N/µm
Preload class C GC 1110 N
Static axial stiffness, preload class C 467 N/µm
Calculation factor f 1.33
Calculation factor f1 0.97
Calculation factor f2A 1
Calculation factor f2B 1.09
Calculation factor f2C 1.17
Calculation factor fHC 1.02
Calculation factor e 0.68
Calculation factor (single, tandem) Y2 0.87
Calculation factor (single, tandem) Y0 0.38
Calculation factor (single, tandem) X2 0.41
Calculation factor (back-to-back, face-to-face) Y1 0.92
Calculation factor (back-to-back, face-to-face) Y2 1.41
Calculation factor (back-to-back, face-to-face) Y0 0.76
Calculation factor (back-to-back, face-to-face) X2 0.67
Mass bearing 0.25 kg

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