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Home>Products>Needle Roller Thrust Bearings>SKF HM807040 Roller Bearings image

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Types of Needle Roller Thrust Bearings

Bearing number:7001 CD/P4AH
Size (mm):28x12x8
Bore Diameter (mm):28
Outer Diameter (mm):12
Width (mm):8
d:12 mm
D:28 mm
B:8 mm
d1:17.1 mm
d2:17.1 mm
D1:22.9 mm
K:0.5 mm
C1:4.9 mm
r1,2 - min.:0.3 mm
r3,4 - min.:0.2 mm
a:6.7 mm
da - min.:14 mm
db - min.:14 mm
Da - max.:26 mm
Db - max.:26.6 mm
ra - max.:0.3 mm
rb - max.:0.2 mm
dn:18 mm
Basic dynamic load rating - C:4.5 kN
Basic static load rating - C0:1.9 kN
Fatigue load limit - Pu:0.08 kN
Limiting speed for grease lubrication:67000 r/min
Limiting speed for oil lubrication:100000 mm/min
Ball - Dw:4.762 mm
Ball - z:10
Gref:0.27 cm3
Calculation factor - f0:8.7
Preload class A - GA:15 N
Preload class B - GB:30 N
Preload class C - GC:60 N
Preload class D - GD:120 N
Calculation factor - f:1
Calculation factor - f2A:1
Calculation factor - f2B:1.02
Calculation factor - f2C:1.05
Calculation factor - f2D:1.09
Calculation factor - fHC:1
Preload class A:14 N/micron
Preload class B:18 N/micron
Preload class C:25 N/micron
Preload class D:35 N/micron
r1,2 min.:0.3 mm
r3,4 min.:0.2 mm
da min.:14 mm
db min.:14 mm
Da max.:26 mm
Db max.:26.6 mm
ra max.:0.3 mm
rb max.:0.2 mm
Basic dynamic load rating C:4.49 kN
Basic static load rating C0:1.9 kN
Fatigue load limit Pu:0.08 kN
Attainable speed for grease lubrication:67000 r/min
Attainable speed for oil-air lubrication:100000 r/min
Ball diameter Dw:4.762 mm
Number of balls z:10
Reference grease quantity Gref:0.27 cm³
Preload class A GA:15 N
Static axial stiffness, preload class A:14 N/µm
Preload class B GB:30 N
Static axial stiffness, preload class B:18 N/µm
Preload class C GC:60 N
Static axial stiffness, preload class C:25 N/µm
Preload class D GD:120 N
Static axial stiffness, preload class D:35 N/µm
Calculation factor f:1.03
Calculation factor f1:1
Calculation factor f2A:1
Calculation factor f2B:1.02
Calculation factor f2C:1.05
Calculation factor f2D:1.09
Calculation factor fHC:1
Calculation factor f0:8.7
Mass bearing:0.021 kg

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