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Bearing number:7011 ACD/P4A
Size (mm):90x55x18
Bore Diameter (mm):90
Outer Diameter (mm):55
Width (mm):18
d:55 mm
D:90 mm
B:18 mm
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Product Details

Bearing number7011 ACD/P4A
Size (mm)90x55x18
Bore Diameter (mm)90
Outer Diameter (mm)55
Width (mm)18
d55 mm
D90 mm
B18 mm
d165.8 mm
d265.8 mm
D179.2 mm
r1,2 - min.1.1 mm
r3,4 - min.0.6 mm
a26 mm
da - min.61 mm
db - min.61 mm
Da - max.84 mm
Db - max.86.8 mm
ra - max.1 mm
rb - max.0.6 mm
dn68.1 mm
Basic dynamic load rating - C37.1 kN
Basic static load rating - C031 kN
Fatigue load limit - Pu1.3 kN
Limiting speed for grease lubrication14000 r/min
Limiting speed for oil lubrication22000 mm/min
Ball - Dw11.112 mm
Ball - z18
Gref5.1 cm3
Calculation factor - e0.68
Calculation factor - Y21.41
Calculation factor - Y00.76
Calculation factor - X20.67
Calculation factor - Y10.92
Preload class A - GA230 N
Preload class B - GB460 N
Preload class C - GC920 N
Preload class D - GD1840 N
Calculation factor - f1.1
Calculation factor - f10.99
Calculation factor - f2A1
Calculation factor - f2B1.02
Calculation factor - f2C1.05
Calculation factor - f2D1.08
Calculation factor - fHC1
Preload class A159 N/micron
Preload class B207 N/micron
Preload class C275 N/micron
Preload class D372 N/micron
CategoryPrecision Ball Bearings
Inventory0.0
Minimum Buy QuantityN/A
Weight / Kilogram0.39
Product GroupB04270
EnclosureOpen
Precision ClassABEC 7 | ISO P4
Material - BallSteel
Number of Bearings1 (Single)
Contact Angle25 Degree
PreloadNone
Raceway Style1 Rib Outer Ring
Cage MaterialPhenolic
Rolling ElementBall Bearing
Flush GroundNo
Inch - MetricMetric
Other FeaturesSingle Row | Angular Contact | High Precision
Long Description55MM Bore; 90MM Outside Diameter; 18MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearings; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Rac
UNSPSC31171531
Harmonized Tariff Code8482.10.50.28
NounBearing
Keyword StringAngular Contact Ball
Manufacturer Item Number7011 ACD/P4A
Weight / LBS0.858
Width0.709 Inch | 18 Millimeter
Outside Diameter3.543 Inch | 90 Millimeter
Bore2.165 Inch | 55 Millimeter
r1,2 min.1.1 mm
r3,4 min.0.6 mm
da min.61 mm
db min.61 mm
Da max.84 mm
Db max.86.8 mm
ra max.1 mm
rb max.0.6 mm
Basic dynamic load rating C37.1 kN
Basic static load rating C031 kN
Fatigue load limit Pu1.32 kN
Attainable speed for grease lubrication14000 r/min
Attainable speed for oil-air lubrication22000 r/min
Ball diameter Dw11.112 mm
Number of balls z18
Reference grease quantity Gref5.1 cm³
Preload class A GA230 N
Static axial stiffness, preload class A159 N/µm
Preload class B GB460 N
Static axial stiffness, preload class B207 N/µm
Preload class C GC920 N
Static axial stiffness, preload class C275 N/µm
Preload class D GD1840 N
Static axial stiffness, preload class D372 N/µm
Calculation factor f1.1
Calculation factor f10.99
Calculation factor f2A1
Calculation factor f2B1.02
Calculation factor f2C1.05
Calculation factor f2D1.08
Calculation factor fHC1
Calculation factor e0.68
Calculation factor (single, tandem) Y20.87
Calculation factor (single, tandem) Y00.38
Calculation factor (single, tandem) X20.41
Calculation factor (back-to-back, face-to-face) Y10.92
Calculation factor (back-to-back, face-to-face) Y21.41
Calculation factor (back-to-back, face-to-face) Y00.76
Calculation factor (back-to-back, face-to-face) X20.67
Mass bearing0.38 kg
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Company Profile

IRA Hydraulic Pump Technical support and service
Worktime 9:00-18:00
Phone 86-510-85310167
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