TIMKEN 15120A-15249 Bearing

TIMKEN 15120A-15249 tapered roller bearings

Also known as : 15120A-15249

• Inside Diameter: 30.175 mm
• Outside Diameter: 63.5 mm
• Width: 20.638 mm
• Basic dynamic load rating: 59.9 kN
• Basic static load rating: 53.9 kN

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TIMKEN 15120A-15249 Bearing

Series	15000
model	15120A-15249
Cone Part Number	15120A
Cup Part Number	15249
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.300 Kg 0.60 lb
Dimensions
d - Bore	30.175 mm 1.1880 in
D - Cup Outer Diameter	63.500 mm 2.5000 in
B - Cone Width	20.638 mm 0.8125 in
C - Cup Width	15.875 mm 0.6250 in
T - Bearing Width	20.638 mm 0.8125 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	0.510 mm 0.020 in
r - Cup Backface "To Clear" Radius	1.52 mm 0.06 in
da - Cone Frontface Backing Diameter	35.56 mm 1.40 in
db - Cone Backface Backing Diameter	35.56 mm 1.40 in
Da - Cup Frontface Backing Diameter	59.44 mm 2.34 in
Db - Cup Backface Backing Diameter	55.12 mm 2.17 in
Ab - Cage-Cone Frontface Clearance	1.8 mm 0.07 in
Aa - Cage-Cone Backface Clearance	0.8 mm 0.03 in
a - Effective Center Location	-5.80 mm -0.23 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	15500 N 3490 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	59900 N 13500 lbf
C0 - Static Radial Rating	53900 N 12100 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)	9310 N 2090 lbf
Factors
K - Factor	1.67
e - ISO Factor	0.35
Y - ISO Factor	1.71
G1 - Heat Generation Factor (Roller-Raceway)	14.6
G2 - Heat Generation Factor (Rib-Roller End)	10
Cg - Geometry Factor	0.0606

TIMKEN 15120A-15249 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.