Bearing lm377449dw lm377410cd

Bearing lm377449dw lm377410cd Engineering Calculator , 380x280x46 four-row tapered roller Bearings • tQow – 2tdiw Manufacturing Service . Get Bearing Wholesalers Your Free. 380 Bore Diameter (mm)

Bearing number: 71956 CD/HCP4A
Size (mm): 380x280x46
Bore Diameter (mm): 380
Outer Diameter (mm): 280
Width (mm): 46
d: 280 mm
D: 380 mm
B: 46 mm
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Product Details

Bearing number 71956 CD/HCP4A
Size (mm) 380x280x46
Bore Diameter (mm) 380
Outer Diameter (mm) 280
Width (mm) 46
d 280 mm
D 380 mm
B 46 mm
d1 311.8 mm
d2 311.8 mm
D1 348.2 mm
r1,2 - min. 2.1 mm
r3,4 - min. 1.1 mm
a 67.4 mm
da - min. 291 mm
db - min. 291 mm
Da - max. 369 mm
Db - max. 374 mm
ra - max. 2 mm
rb - max. 1 mm
dn 319.7 mm
Basic dynamic load rating - C 291 kN
Basic static load rating - C0 455 kN
Fatigue load limit - Pu 10.6 kN
Limiting speed for grease lubrication 4000 r/min
Limiting speed for oil lubrication 5600 mm/min
Ball - Dw 30.162 mm
Ball - z 31
Gref 159 cm3
Calculation factor - f0 16.7
Preload class A - GA 1090 N
Preload class B - GB 2180 N
Preload class C - GC 4360 N
Preload class D - GD 8720 N
Calculation factor - f 1
Calculation factor - f2A 1
Calculation factor - f2B 1.07
Calculation factor - f2C 1.12
Calculation factor - f2D 1.18
Calculation factor - fHC 1.04
Preload class A 295 N/micron
Preload class B 403 N/micron
Preload class C 565 N/micron
Preload class D 822 N/micron
r1,2 min. 2.1 mm
r3,4 min. 1.1 mm
da min. 291 mm
db min. 291 mm
Da max. 369 mm
Db max. 374 mm
ra max. 2 mm
rb max. 1 mm
Basic dynamic load rating C 291 kN
Basic static load rating C0 455 kN
Fatigue load limit Pu 10.6 kN
Attainable speed for grease lubrication 4000 r/min
Attainable speed for oil-air lubrication 5600 r/min
Ball diameter Dw 30.162 mm
Number of balls z 31
Reference grease quantity Gref 159 cm³
Preload class A GA 1090 N
Static axial stiffness, preload class A 295 N/µm
Preload class B GB 2180 N
Static axial stiffness, preload class B 403 N/µm
Preload class C GC 4360 N
Static axial stiffness, preload class C 565 N/µm
Preload class D GD 8720 N
Static axial stiffness, preload class D 822 N/µm
Calculation factor f 1.27
Calculation factor f1 1
Calculation factor f2A 1
Calculation factor f2B 1.07
Calculation factor f2C 1.12
Calculation factor f2D 1.18
Calculation factor fHC 1.04
Calculation factor f0 16.7
Mass bearing 11.1 kg
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