TIMKEN 2578-2523D Bearing

TIMKEN 2578-2523D bearings | 28.575x69.850x66.675mm

Also known as : 2578-2523D

• Inside Diameter: 28.575 mm
• Outside Diameter: 69.85 mm
• Width: 66.675 mm
• Basic dynamic load rating: 146 kN
• Basic static load rating: 37.8 kN

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TIMKEN 2578-2523D Bearing

Bearing Number	2578-2523D
Brand	TIMKEN
Type	Tapered Roller Bearings - TDO (Tapered Double Inner)
Series	2500
Cone Part Number	2578
Cup Part Number	2523D
Design Units	Imperial
Bearing Weight	2.63 lb 1.192 Kg
Cage Type	Stamped Steel
Ab - Cage-Cone Frontface Clearance	0.06 in 1.5 mm
Alternate Part Name	2578-2523D
d - Bore	1.1250 in 28.575 mm
D - Cup Outer Diameter	2.7500 in 69.850 mm
B - Cone Width	0.9983 in 25.357 mm
C - Double Cup Width	2.2500 in 57.150 mm
T - Bearing Width across Cones	2.6250 in 66.675 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)	4880 lbf 21700 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)	32800 lbf 146000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)	8500 lbf 37800 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)	2280 lbf 10200 N
K - Factor	2.14
e - ISO Factor	0.27
Y1 - ISO Factor	2.47
Y2 - ISO Factor	3.67
G1 - Heat Generation Factor (Roller-Raceway)	23.6
G2 - Heat Generation Factor (Rib-Roller End)	9.63
Cg - Geometry Factor	0.0656
R - Cone Backface "To Clear" Radius	0.09 in 2.300 mm
r - Cup Frontface "To Clear" Radius	0.03 in 0.8 mm
db - Cone Backface Backing Diameter	1.54 in 39.10 mm
Da - Cup Frontface Backing Diameter	2.56 in 64.01 mm
Aa - Cage-Cone Backface Clearance	0.02 in 0.5 mm

As TIMKEN bearing distributor, Nodes bearings have TIMKEN 2578-2523D Tapered Roller Bearings - TDO (Tapered Double Inner) in stock.