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Date: 2016-08-22

Timken 617 - 612 bearing stock, Dimensions, Drawing

Series 615
Cone Part Number 617
Cup Part Number 612
Design Units Imperial
Bearing Weight 5.2000 lb
2.3000 Kg
Cage Type Stamped Steel
D - Cup Outer Diameter 4.7500 in
120.650 mm
d - Cone Bore 1.8750 in
47.625 mm
B - Cone Width 1.6250 in
41.275 mm
C - Cup Width 1.2500 in
31.750 mm
T - Bearing Width 1.6250 in
41.275 mm
Z - Number of Rollers Per Row 15
R - Cone Backface "To Clear" Radius1 0.140 in
3.560 mm
r - Cup Backface "To Clear" Radius2 0.130 in
3.30 mm
da - Cone Frontface Backing Diameter 2.28 in
57.91 mm
db - Cone Backface Backing Diameter 2.56 in
65.02 mm
Da - Cup Frontface Backing Diameter 4.35 in
110.00 mm
Db - Cup Backface Backing Diameter 4.13 in
104.90 mm
Ab - Cage-Cone Frontface Clearance 0.07 in
1.78 mm
Aa - Cage-Cone Backface Clearance 0.15 in
3.81 mm
a - Effective Center Location3 -0.55 in
-14.00 mm
C90 - Dynamic Radial Rating (90 million revolutions)1 12100 lbf
53800 N
C1 - Dynamic Radial Rating (1 million revolutions)2 46600 lbf
207000 N
C0 - Static Radial Rating 54800 lbf
244000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)3 6510 lbf
28900 N
K - Factor1 1.86
e - ISO Factor2 0.31
Y - ISO Factor3 1.91
G1 - Heat Generation Factor (Roller-Raceway) 75.9
G2 - Heat Generation Factor (Rib-Roller End) 16.2
Cg - Geometry Factor 0.0694



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