Product Details

1.772 Inch | 45 Millimeter x 2.874 Inch | 73 Millimeter x 0.787 Inch | 20 Millimeter NTN 51209YP4 Precision Ball Bearings

Brand Name NTN
Model Number 51209YP4
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

NTN 51209YP4 bearing Size Chart (mm/inches)

Bearing number71907 CB/HCP4A
Size (mm)55x35x10
Bore Diameter (mm)55
Outer Diameter (mm)35
Width (mm)10
d35 mm
D55 mm
B10 mm
d142.46 mm
d241.56 mm
D249.5 mm
r1,2 - min.0.6 mm
r3,4 - min.0.3 mm
a13.6 mm
da - min.38.2 mm
db - min.38.2 mm
Da - max.51.8 mm
Db - max.53 mm
ra - max.0.6 mm
rb - max.0.3 mm
dn43 mm
Basic dynamic load rating - C5.2 kN
Basic static load rating - C03.6 kN
Fatigue load limit - Pu0.156 kN
Limiting speed for grease lubrication40000 r/min
Limiting speed for oil lubrication63000 mm/min
Ball - Dw3.969 mm
Ball - z25
Gref0.96 cm3
Calculation factor - f09.7
Preload class A - GA17 N
Preload class B - GB34 N
Preload class C - GC100 N
Calculation factor - f1.06
Calculation factor - f1
Calculation factor - f2A1
Calculation factor - f2B1.03
Calculation factor - f2C1.08
Calculation factor - fHC1.01
Preload class A25 N/micron
Preload class B33 N/micron
Preload class C52 N/micron
d142.46 mm
d241.56 mm
D249.5 mm
r1,2 min.0.6 mm
r3,4 min.0.3 mm
da min.38.2 mm
db min.38.2 mm
Da max.51.8 mm
Db max.53 mm
ra max.0.6 mm
rb max.0.3 mm
dn43 mm
Basic dynamic load rating C6.89 kN
Basic static load rating C06.2 kN
Fatigue load limit Pu0.156 kN
Attainable speed for grease lubrication40000 r/min
Attainable speed for oil-air lubrication63000 r/min
Ball diameter Dw3.969 mm
Number of balls z25
Reference grease quantity Gref0.96 cm³
Preload class A GA17 N
Static axial stiffness, preload class A25 N/µm
Preload class B GB34 N
Static axial stiffness, preload class B33 N/µm
Preload class C GC100 N
Static axial stiffness, preload class C52 N/µm
Calculation factor f1.06
Calculation factor f11
Calculation factor f2A1
Calculation factor f2B1.03
Calculation factor f2C1.08
Calculation factor fHC1.01
Calculation factor f09.7
Mass bearing0.074 kg

1.772 Inch | 45 Millimeter x 2.874 Inch | 73 Millimeter x 0.787 Inch | 20 Millimeter  NTN 51209YP4  Precision Ball Bearings

1.772 Inch | 45 Millimeter x 2.874 Inch | 73 Millimeter x 0.787 Inch | 20 Millimeter NTN 51209YP4 Precision Ball Bearings Cad Models

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