TIMKEN 1680-1620 Bearing

TIMKEN 1680-1620 tapered roller bearings

Also known as : 1680-1620

• Inside Diameter: 33.338 mm
• Outside Diameter: 66.675 mm
• Width: 20.638 mm
• Basic dynamic load rating: 52.5 kN
• Basic static load rating: 57.9 kN

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TIMKEN 1680-1620 Bearing

Series	1600
model	1680-1620
Cone Part Number	1680
Cup Part Number	1620
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.300 Kg 0.70 lb
Dimensions
d - Bore	33.338 mm 1.3125 in
D - Cup Outer Diameter	66.675 mm 2.6250 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	3.560 mm 0.14 in
r - Cup Backface "To Clear" Radius	1.52 mm 0.06 in
da - Cone Frontface Backing Diameter	38.61 mm 1.52 in
db - Cone Backface Backing Diameter	44.45 mm 1.75 in
Da - Cup Frontface Backing Diameter	61.00 mm 2.44 in
Db - Cup Backface Backing Diameter	57.91 mm 2.28 in
Ab - Cage-Cone Frontface Clearance	1.5 mm 0.06 in
Aa - Cage-Cone Backface Clearance	1 mm 0.04 in
a - Effective Center Location	-5.30 mm -0.21 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	13600 N 3060 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	52500 N 11800 lbf
C0 - Static Radial Rating	57900 N 13000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)	8650 N 1950 lbf
Factors
K - Factor	1.57
e - ISO Factor	0.37
Y - ISO Factor	1.62
G1 - Heat Generation Factor (Roller-Raceway)	16.6
G2 - Heat Generation Factor (Rib-Roller End)	8.67
Cg - Geometry Factor	0.0644

TIMKEN 1680-1620 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.