Bearing N320E NTN -

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Home>Products>Cylindrical Roller Bearings>Bearing N320E NTN image

Bearing N320E NTN image

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Bearing N320E NTN Code system

Bearing number:7224 CD/HCP4A
Size (mm):215x120x40
Bore Diameter (mm):215
Outer Diameter (mm):120
Width (mm):40
d:120 mm
D:215 mm
B:40 mm
d1:150.3 mm
d2:150.3 mm
D1:186.7 mm
r1,2 - min.:2.1 mm
r3,4 - min.:1.1 mm
a:42.7 mm
da - min.:132 mm
db - min.:132 mm
Da - max.:203 mm
Db - max.:208 mm
ra - max.:2 mm
rb - max.:1 mm
dn:158.2 mm
Basic dynamic load rating - C:199 kN
Basic static load rating - C0:193 kN
Fatigue load limit - Pu:6.3 kN
Limiting speed for grease lubrication:8000 r/min
Limiting speed for oil lubrication:12000 mm/min
Ball - Dw:30.162 mm
Ball - z:15
Gref:69.084 cm3
Calculation factor - f0:14.6
Preload class A - GA:750 N
Preload class B - GB:1500 N
Preload class C - GC:3000 N
Preload class D - GD:6000 N
Calculation factor - f:1
Calculation factor - f2A:1
Calculation factor - f2B:1.01
Calculation factor - f2C:1.03
Calculation factor - f2D:1.06
Calculation factor - fHC:1.01
Preload class A:154 N/micron
Preload class B:209 N/micron
Preload class C:289 N/micron
Preload class D:414 N/micron
Category:Precision Ball Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:4.6
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 | Super Precision | High Capacity | Hybrid | Corrosion Resistant Ball
Long Description:120MM Bore; 215MM Outside Diameter; 40MM 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
UNSPSC:31171531
Harmonized Tariff Code:8482.10.50.28
Noun:Bearing
Keyword String:Angular Contact Ball
Manufacturer Item Number:7224 CD/HCP4A
Weight / LBS:10.121
Outside Diameter:8.465 Inch | 215 Millimeter
Bore:4.724 Inch | 120 Millimeter
Width:1.575 Inch | 40 Millimeter
r1,2 min.:2.1 mm
r3,4 min.:1.1 mm
da min.:132 mm
db min.:132 mm
Da max.:203 mm
Db max.:208 mm
ra max.:2 mm
rb max.:1 mm
Basic dynamic load rating C:199 kN
Basic static load rating C0:193 kN
Fatigue load limit Pu:6.3 kN
Attainable speed for grease lubrication:8000 r/min
Attainable speed for oil-air lubrication:12000 r/min
Ball diameter Dw:30.162 mm
Number of balls z:15
Reference grease quantity Gref:69.084 cm³
Preload class A GA:750 N
Static axial stiffness, preload class A:154 N/µm
Preload class B GB:1500 N
Static axial stiffness, preload class B:209 N/µm
Preload class C GC:3000 N
Static axial stiffness, preload class C:289 N/µm
Preload class D GD:6000 N
Static axial stiffness, preload class D:414 N/µm
Calculation factor f:1.08
Calculation factor f1:1
Calculation factor f2A:1
Calculation factor f2B:1.01
Calculation factor f2C:1.03
Calculation factor f2D:1.06
Calculation factor fHC:1.01
Calculation factor f0:14.6
Mass bearing:4.41 kg

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