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ISB 248/1800 K spherical roller bearings - Industrial Bearing

  ISB 248/1800 K spherical roller bearings

ISB 248/1800 K spherical roller bearings pdf

are a few brands you will find in our inventory. Find ISB 248/1800 K spherical roller bearings to 250x140x42 Size (mm) see what’s in stock!

Size (mm) 250x140x42
Bore Diameter (mm) 250
Outer Diameter (mm) 140
Width (mm) 42
d 140 mm
D 250 mm
B 42 mm
d1 176.8 mm
d2 176.8 mm
D1 213.2 mm
r1,2 – min. 3 mm
r3,4 – min. 1.5 mm
a 47.3 mm
da – min. 154 mm
db – min. 154 mm
Da – max. 236 mm
Db – max. 241 mm
ra – max. 2.5 mm
rb – max. 1.5 mm
dn 184.8 mm
Basic dynamic load rating – C 221 kN
Basic static load rating – C0 240 kN
Fatigue load limit – Pu 7.4 kN
Limiting speed for grease lubrication 7000 r/min
Limiting speed for oil lubrication 10000 mm/min
Ball – Dw 30.162 mm
Ball – z 18
Gref 83.931 cm3
Calculation factor – f0 15.2
Preload class A – GA 850 N
Preload class B – GB 1700 N
Preload class C – GC 3400 N
Preload class D – GD 6800 N
Calculation factor – f 1
Calculation factor – f2A 1
Calculation factor – f2B 1.01
Calculation factor – f2C 1.03
Calculation factor – f2D 1.06
Calculation factor – fHC 1.01
Preload class A 181 N/micron
Preload class B 245 N/micron
Preload class C 339 N/micron
Preload class D 485 N/micron
r1,2 min. 3 mm
r3,4 min. 1.5 mm
da min. 154 mm
db min. 154 mm
Da max. 236 mm
Db max. 241 mm
ra max. 2.5 mm
rb max. 1.5 mm
Basic dynamic load rating C 221 kN
Basic static load rating C0 240 kN
Fatigue load limit Pu 7.35 kN
Attainable speed for grease lubrication 7000 r/min
Attainable speed for oil-air lubrication 10000 r/min
Ball diameter Dw 30.162 mm
Number of balls z 18
Reference grease quantity Gref 83.931 cm³
Preload class A GA 850 N
Static axial stiffness, preload class A 181 N/µm
Preload class B GB 1700 N
Static axial stiffness, preload class B 245 N/µm
Preload class C GC 3400 N
Static axial stiffness, preload class C 339 N/µm
Preload class D GD 6800 N
Static axial stiffness, preload class D 485 N/µm
Calculation factor f 1.09
Calculation factor f1 1
Calculation factor f2A 1
Calculation factor f2B 1.01
Calculation factor f2C 1.03
Calculation factor f2D 1.06
Calculation factor fHC 1.01
Calculation factor f0 15.2
Mass bearing 6.92 kg

  Detailed Parameters

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