For komatsu WA420-1 SN20001- loader gear pump 705-56-34100 hydraulic Lift dump steering pump small pump parts

Welcome to Jinan Excavator Parts Company the For komatsu WA420-1 SN20001- loader gear pump 705-56-34100 hydraulic Lift dump steering pump small pump parts online 52x25x15 seller. 52x25x15 Size (mm)

Min.Order Quantity 1 pcs
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Product Details

Bearing number7205 CD/P4A
Size (mm)52x25x15
Bore Diameter (mm)52
Outer Diameter (mm)25
Width (mm)15
d25 mm
D52 mm
B15 mm
d134.1 mm
d234.1 mm
D143.7 mm
r1,2 - min.1 mm
r3,4 - min.0.3 mm
a12.8 mm
da - min.30.6 mm
db - min.30.6 mm
Da - max.46.4 mm
Db - max.49.6 mm
ra - max.1 mm
rb - max.0.3 mm
dn36.1 mm
Basic dynamic load rating - C13.5 kN
Basic static load rating - C07.2 kN
Fatigue load limit - Pu0.305 kN
Limiting speed for grease lubrication30000 r/min
Limiting speed for oil lubrication45000 mm/min
Ball - Dw7.938 mm
Ball - z13
Gref1.872 cm3
Calculation factor - f09.1
Preload class A - GA50 N
Preload class B - GB100 N
Preload class C - GC200 N
Preload class D - GD400 N
Calculation factor - f1
Calculation factor - f2A1
Calculation factor - f2B1.01
Calculation factor - f2C1.03
Calculation factor - f2D1.05
Calculation factor - fHC1
Preload class A29 N/micron
Preload class B38 N/micron
Preload class C52 N/micron
Preload class D72 N/micron
CategoryPrecision Ball Bearings
Inventory0.0
Minimum Buy QuantityN/A
Weight / Kilogram0.14
Product GroupB04270
EnclosureOpen
Precision ClassABEC 7 | ISO P4
Material - BallSteel
Number of Bearings1 (Single)
Contact Angle15 Degree
PreloadNone
Raceway Style1 Rib Outer Ring
Cage MaterialPhenolic
Rolling ElementBall Bearing
Flush GroundNo
Inch - MetricMetric
Other FeaturesSingle Row | Angular Contact | Super Precision | High Capacity
Long Description25MM Bore; 52MM Outside Diameter; 15MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearings; 15 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 Number7205 CD/P4A
Weight / LBS0.298
Width0.591 Inch | 15 Millimeter
Bore0.984 Inch | 25 Millimeter
Outside Diameter2.047 Inch | 52 Millimeter
r1,2 min.1 mm
r3,4 min.0.3 mm
da min.30.6 mm
db min.30.6 mm
Da max.46.4 mm
Db max.49.6 mm
ra max.1 mm
rb max.0.3 mm
Basic dynamic load rating C13.5 kN
Basic static load rating C07.2 kN
Fatigue load limit Pu0.305 kN
Attainable speed for grease lubrication30000 r/min
Attainable speed for oil-air lubrication45000 r/min
Ball diameter Dw7.938 mm
Number of balls z13
Reference grease quantity Gref1.872 cm³
Preload class A GA50 N
Static axial stiffness, preload class A29 N/µm
Preload class B GB100 N
Static axial stiffness, preload class B38 N/µm
Preload class C GC200 N
Static axial stiffness, preload class C52 N/µm
Preload class D GD400 N
Static axial stiffness, preload class D72 N/µm
Calculation factor f1.03
Calculation factor f11
Calculation factor f2A1
Calculation factor f2B1.01
Calculation factor f2C1.03
Calculation factor f2D1.05
Calculation factor fHC1
Calculation factor f09.1
Mass bearing0.13 kg
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Company Profile

Worktime 9:00-18:00(Beijing time)
Phone 86 0531-8299 9952
Fax 86 0531 -82990353
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