Product Details

NTN 2P21001 thrust roller bearings

Brand Name NTN
Model Number 2P21001
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

NTN 2P21001 bearing Size Chart (mm/inches)

Bearing numberS71909 ACE/HCP4A
Size (mm)68x45x12
Bore Diameter (mm)68
Outer Diameter (mm)45
Width (mm)12
d45 mm
D68 mm
B12 mm
d152.7 mm
d251 mm
D262.6 mm
r1,2 - min.0.6 mm
r3,4 - min.0.3 mm
a20 mm
da - min.48.2 mm
da - max.52.1 mm
db - min.47 mm
db - max.50.4 mm
Da - max.64.8 mm
Db - max.66 mm
ra - max.0.6 mm
rb - max.0.3 mm
Basic dynamic load rating - C9.8 kN
Basic static load rating - C06.6 kN
Fatigue load limit - Pu0.275 kN
Limiting speed for grease lubrication30000 r/min
Ball - Dw6.35 mm
Ball - z21
Calculation factor - e0.68
Calculation factor - Y20.87
Calculation factor - Y00.38
Calculation factor - X20.41
Calculation factor - Y10.92
Calculation factor - Y21.41
Calculation factor - Y00.76
Calculation factor - X20.67
Preload class A - GA88 N
Preload class B - GB265 N
Preload class C - GC529 N
Calculation factor - f1.09
Calculation factor - f10.98
Calculation factor - f2A1
Calculation factor - f2B1.04
Calculation factor - f2C1.08
Calculation factor - fHC1.01
Preload class A94 N/micron
Preload class B141 N/micron
Preload class C185 N/micron
d152.7 mm
d251 mm
D262.6 mm
r1,2 min.0.6 mm
r3,4 min.0.3 mm
da min.48.2 mm
da max.52.1 mm
db min.47 mm
db max.50.4 mm
Da max.64.8 mm
Db max.66 mm
ra max.0.6 mm
rb max.0.3 mm
Basic dynamic load rating C9.75 kN
Basic static load rating C06.55 kN
Fatigue load limit Pu0.275 kN
Attainable speed for grease lubrication30000 r/min
Ball diameter Dw6.35 mm
Number of balls z21
Preload class A GA88 N
Static axial stiffness, preload class A94 N/µm
Preload class B GB265 N
Static axial stiffness, preload class B141 N/µm
Preload class C GC529 N
Static axial stiffness, preload class C185 N/µm
Calculation factor f1.09
Calculation factor f10.98
Calculation factor f2A1
Calculation factor f2B1.04
Calculation factor f2C1.08
Calculation factor fHC1.01
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 bearing0.11 kg

NTN 2P21001 thrust roller bearings

NTN 2P21001 thrust roller bearings Cad Models

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