TIMKEN NU228EMA Bearing

TIMKEN NU228EMA Cylindrical Roller Bearings | 140x250x42mm

Also known as : NU228EMA

• Inside Diameter: 140 mm
• Outside Diameter: 250 mm
• Width: 42 mm
• Basic dynamic load rating: 443 kN
• Basic static load rating: 526 kN

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TIMKEN NU228EMA Bearing

Bearing Number	NU228EMA
Brand	TIMKEN
Type	Cylindrical roller bearings
Design Units	METRIC
Bearing Weight	9.20 Kg 20.300 lb
Type	N U
Tapered Bore	N
d - Bore	140 mm 5.5118 in
D - Outer Diameter	250 mm 9.8425 in
C - Inner Ring Width	42.000 mm 1.6535 in
B - Outer Ring Width	42.000 mm 1.6535 in
C0 - Static Radial Rating	526000 N 118000 lbf
C - Dynamic Radial Rating1	443000 N 99600 lbf
Reference Thermal Speed Rating (Grease)	2200
Reference Thermal Speed Rating (Oil)2	2600
Cg - Geometry Factor3	0.1213
R - Inner Ring "To Clear" Radius4	2.500 mm 0.100 in
r - Outer Ring "To Clear" Radius5	2.500 mm 0.100 in
da - Inner Ring Backing Diameter	162.000 mm 6.400 in
Da - Outer Ring Backing Diameter	0.000 mm 0.000 in

1 Based on 1 X 106 L10 life for the ISO life calculation method.
2 See thermal speed ratings in the engineering section.
3 Geometry constant for Lubrication Life Adjustment Factor a3l.
4 Maximum housing fillet radius that bearing corners will clear.
5 Maximum shaft fillet radius that bearing corners will clear.

As TIMKEN bearing distributor, Nodes bearings have TIMKEN NU228EMA bearings in stock.