NJ 2317 ECML/P64VQ015 Cylindrical Roller Bearings Interchange 2018 NEW

Bearing number: 71972 ACDMA/HCP4A
Size (mm): 480x360x56
Bore Diameter (mm): 480
Outer Diameter (mm): 360
Width (mm): 56
d: 360 mm
D: 480 mm
B: 56 mm
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Product Details

Bearing number 71972 ACDMA/HCP4A
Size (mm) 480x360x56
Bore Diameter (mm) 480
Outer Diameter (mm) 360
Width (mm) 56
d 360 mm
D 480 mm
B 56 mm
d1 397 mm
d2 397 mm
D1 443 mm
r1,2 - min. 3 mm
r3,4 - min. 1.1 mm
a 126.3 mm
da - min. 373 mm
db - min. 373 mm
Da - max. 465 mm
Db - max. 474 mm
ra - max. 2.5 mm
rb - max. 1 mm
dn 407 mm
Basic dynamic load rating - C 371 kN
Basic static load rating - C0 670 kN
Fatigue load limit - Pu 13.7 kN
Limiting speed for grease lubrication 2200 r/min
Limiting speed for oil lubrication 3600 mm/min
Ball - Dw 38.1 mm
Ball - z 30
Gref 313 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 2300 N
Preload class B - GB 4600 N
Preload class C - GC 9200 N
Preload class D - GD 18400 N
Calculation factor - f 1.29
Calculation factor - f1 0.98
Calculation factor - f2A 1
Calculation factor - f2B 1.07
Calculation factor - f2C 1.12
Calculation factor - f2D 1.17
Calculation factor - fHC 1.04
Preload class A 837 N/micron
Preload class B 1096 N/micron
Preload class C 1455 N/micron
Preload class D 1975 N/micron
r1,2 min. 3 mm
r3,4 min. 1.1 mm
da min. 373 mm
db min. 373 mm
Da max. 465 mm
Db max. 474 mm
ra max. 2.5 mm
rb max. 1 mm
Basic dynamic load rating C 371 kN
Basic static load rating C0 670 kN
Fatigue load limit Pu 13.7 kN
Attainable speed for grease lubrication 2200 r/min
Attainable speed for oil-air lubrication 3600 r/min
Ball diameter Dw 38.1 mm
Number of balls z 30
Reference grease quantity Gref 313 cm³
Preload class A GA 2300 N
Static axial stiffness, preload class A 837 N/µm
Preload class B GB 4600 N
Static axial stiffness, preload class B 1096 N/µm
Preload class C GC 9200 N
Static axial stiffness, preload class C 1455 N/µm
Preload class D GD 18400 N
Static axial stiffness, preload class D 1975 N/µm
Calculation factor f 1.29
Calculation factor f1 0.98
Calculation factor f2A 1
Calculation factor f2B 1.07
Calculation factor f2C 1.12
Calculation factor f2D 1.17
Calculation factor fHC 1.04
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 22.6 kg
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Worktime 9.00--18.00
Phone 0065-31591338
Fax 0065-31591338
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