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Bearing 238/500K image

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Bearing 238/500K Frequently purchased together

Bearing number:7008 CD/HCP4A
Size (mm):68x40x15
Bore Diameter (mm):68
Outer Diameter (mm):40
Width (mm):15
d:40 mm
D:68 mm
B:15 mm
d1:49.2 mm
d2:49.2 mm
D1:58.8 mm
r1,2 - min.:1 mm
r3,4 - min.:0.3 mm
a:14.8 mm
da - min.:44.6 mm
db - min.:44.6 mm
Da - max.:63.4 mm
Db - max.:66 mm
ra - max.:1 mm
rb - max.:0.3 mm
dn:50.8 mm
Basic dynamic load rating - C:16.8 kN
Basic static load rating - C0:11 kN
Fatigue load limit - Pu:0.465 kN
Limiting speed for grease lubrication:24000 r/min
Limiting speed for oil lubrication:38000 mm/min
Ball - Dw:7.938 mm
Ball - z:18
Gref:2.4 cm3
Calculation factor - f0:10
Preload class A - GA:60 N
Preload class B - GB:120 N
Preload class C - GC:240 N
Preload class D - GD:480 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:1.02
Preload class A:42 N/micron
Preload class B:56 N/micron
Preload class C:76 N/micron
Preload class D:107 N/micron
Category:Precision Ball Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0.183
Product Group:B04270
Enclosure:Open
Precision Class:ABEC 7 | ISO P4
Material - Ball:Ceramic
Number of Bearings:1 (Single)
Contact Angle:15 Degree
Preload:None
Raceway Style:1 Rib Outer Ring
Cage Material:Phenolic
Rolling Element:Ball Bearing
Flush Ground:No
Inch - Metric:Metric
Other Features:Single Row | Angular Contact | High Precision | Hybrid | Corrosion Resistant Ball
Long Description:40MM Bore; 68MM Outside Diameter; 15MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Ceramic Ball Material; 1 (Single) Bearings; 15 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring R
UNSPSC:31171531
Harmonized Tariff Code:8482.10.50.28
Noun:Bearing
Keyword String:Angular Contact Ball
Manufacturer Item Number:7008 CD/HCP4A
Weight / LBS:0.399
Bore:1.575 Inch | 40 Millimeter
Width:0.591 Inch | 15 Millimeter
Outside Diameter:2.677 Inch | 68 Millimeter
r1,2 min.:1 mm
r3,4 min.:0.3 mm
da min.:44.6 mm
db min.:44.6 mm
Da max.:63.4 mm
Db max.:66 mm
ra max.:1 mm
rb max.:0.3 mm
Basic dynamic load rating C:16.8 kN
Basic static load rating C0:11 kN
Fatigue load limit Pu:0.465 kN
Attainable speed for grease lubrication:24000 r/min
Attainable speed for oil-air lubrication:38000 r/min
Ball diameter Dw:7.938 mm
Number of balls z:18
Reference grease quantity Gref:2.4 cm³
Preload class A GA:60 N
Static axial stiffness, preload class A:42 N/µm
Preload class B GB:120 N
Static axial stiffness, preload class B:56 N/µm
Preload class C GC:240 N
Static axial stiffness, preload class C:76 N/µm
Preload class D GD:480 N
Static axial stiffness, preload class D:107 N/µm
Calculation factor f:1.06
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:1.02
Calculation factor f0:10
Mass bearing:0.17 kg

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