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Timken 230RU51 cylindrical roller bearings - Industrial Bearing

  Timken 230RU51 cylindrical roller bearings

Timken 230RU51 cylindrical roller bearings pdf

Advance Timken 230RU51 cylindrical roller bearings is your source for quality and accessories. shop online for home delivery or pick up in one of 115x75x20 Size (mm) our 10000 .

Size (mm) 115x75x20
Bore Diameter (mm) 115
Outer Diameter (mm) 75
Width (mm) 20
d 75 mm
D 115 mm
B 20 mm
d1 90 mm
d2 88.2 mm
D2 102.8 mm
b 1.5 mm
C1 10.9 mm
C2 4.4 mm
C3 2.9 mm
r1,2 – min. 1.1 mm
r3,4 – min. 0.6 mm
a 32.3 mm
da – min. 81 mm
db – min. 81 mm
Da – max. 109 mm
Db – max. 111.8 mm
ra – max. 1 mm
rb – max. 0.6 mm
dn 91.1 mm
Basic dynamic load rating – C 19 kN
Basic static load rating – C0 16.6 kN
Fatigue load limit – Pu 0.71 kN
Limiting speed for grease lubrication 17000 r/min
Limiting speed for oil lubrication 26000 mm/min
Ball – Dw 7.938 mm
Ball – z 30
Gref 7.7 cm3
Calculation factor – e 0.68
Calculation factor – Y2 1.41
Calculation factor – Y0 0.76
Calculation factor – X2 0.67
Calculation factor – Y1 0.92
Preload class A – GA 115 N
Preload class B – GB 230 N
Preload class C – GC 690 N
Calculation factor – f 1.08
Calculation factor – f1 0.99
Calculation factor – f2A 1
Calculation factor – f2B 1.02
Calculation factor – f2C 1.05
Calculation factor – fHC 1.01
Preload class A 148 N/micron
Preload class B 188 N/micron
Preload class C 285 N/micron
r1,2 min. 1.1 mm
r3,4 min. 0.6 mm
da min. 81 mm
db min. 81 mm
Da max. 109 mm
Db max. 111.8 mm
ra max. 1 mm
rb max. 0.6 mm
Basic dynamic load rating C 25.1 kN
Basic static load rating C0 27 kN
Fatigue load limit Pu 0.71 kN
Attainable speed for grease lubrication 17000 r/min
Attainable speed for oil-air lubrication 26000 r/min
Ball diameter Dw 7.938 mm
Number of balls z 30
Reference grease quantity Gref 7.7 cm³
Preload class A GA 115 N
Static axial stiffness, preload class A 148 N/µm
Preload class B GB 230 N
Static axial stiffness, preload class B 188 N/µm
Preload class C GC 690 N
Static axial stiffness, preload class C 285 N/µm
Calculation factor f 1.08
Calculation factor f1 0.99
Calculation factor f2A 1
Calculation factor f2B 1.02
Calculation factor f2C 1.05
Calculation factor fHC 1.01
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 0.66 kg

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