The Timken Company - Tapered Roller Bearings - Double Tapered Cones - Imperial

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Unit of Measure

Items	07100D Tapered Roller Bearings - Double Tapered Cones - Imperial	07101DW Tapered Roller Bearings - Double Tapered Cones - Imperial	13176D Tapered Roller Bearings - Double Tapered Cones - Imperial	13182D Tapered Roller Bearings - Double Tapered Cones - Imperial	14126D Tapered Roller Bearings - Double Tapered Cones - Imperial
Series	N/A 07000	N/A 07000	N/A 13000	N/A 13000	N/A 14000
Cone Part Number	N/A 07100D	N/A 07101DW	N/A 13176D	N/A 13182D	N/A 14126D
Design Units	N/A Imperial
d - Cone Bore	N/A 1 in25.40 mm	N/A 1 in25.40 mm	N/A 1 3/4 in44.45 mm	N/A 1.8125 in46.038 mm	N/A 1 1/4 in31.75 mm
B - Double Cone Width	N/A 1.4375 in36.513 mm	N/A 1.4375 in36.513 mm	N/A 1.2500 in31.750 mm	N/A 1.2500 in31.750 mm	N/A 1.5426 in39.182 mm
R - Cone Backface "To Clear" Radius¹	N/A 0.03 in0.800 mm	N/A 0.03 in0.800 mm	N/A 0.005 in0.13 mm	N/A 0.03 in0.800 mm	N/A 0.06 in1.5 mm
da - Cone Frontface Backing Diameter	N/A 1.18 in30 mm	N/A 1.18 in30 mm	N/A 1.97 in50 mm	N/A 2.05 in52 mm	N/A 1.57 in40 mm
Ab - Cage-Cone Frontface Clearance	N/A -0.07 in-1.8 mm	N/A -0.07 in-1.8 mm	N/A 0.11 in2.8 mm	N/A 0.11 in2.8 mm	N/A 0.07 in1.8 mm
Cage Type	N/A Stamped Steel
C90 - Dynamic Radial Rating (90 million revolutions)²	N/A 1700 lbf7550 N	N/A 1600 lbf7130 N	N/A 2960 lbf13200 N	N/A 2960 lbf13200 N	N/A 3180 lbf14200 N
C1 - Dynamic Radial Rating (1 million revolutions)³	N/A 6540 lbf29100 N	N/A 6180 lbf27500 N	N/A 11400 lbf50800 N	N/A 11400 lbf50800 N	N/A 12300 lbf54600 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)⁴	N/A 11400 lbf50700 N	N/A 10800 lbf47900 N	N/A 19900 lbf88500 N	N/A 19900 lbf88500 N	N/A 21400 lbf95100 N
C0 - Static Radial Rating	N/A 6650 lbf29600 N	N/A 6650 lbf29600 N	N/A 13700 lbf61100 N	N/A 13700 lbf61100 N	N/A 13900 lbf61700 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)⁵	N/A 2950 lbf13100 N	N/A 2790 lbf12400 N	N/A 5160 lbf22900 N	N/A 5160 lbf22900 N	N/A 5540 lbf24600 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	N/A 1170 lbf5190 N	N/A 1100 lbf4900 N	N/A 2680 lbf11900 N	N/A 2680 lbf11900 N	N/A 2080 lbf9260 N
K - Factor⁷	N/A 1.45	N/A 1.45	N/A 1.11	N/A 1.11	N/A 1.53
G1 - Heat Generation Factor (Roller-Raceway)	N/A	N/A	N/A	N/A	N/A 18
G2 - Heat Generation Factor (Rib-Roller End)	N/A	N/A	N/A	N/A	N/A 9.4
Cg - Geometry Factor⁸	N/A 0.0509	N/A 0.0509	N/A 0.0799	N/A 0.0799	N/A 0.0668
¹ These maximum fillet radii will be cleared by the bearing corners. ² Based on 90 x 10⁶ revolutions L₁₀ life, for The Timken Company life calculation method. C₉₀ and C_a90 are radial and thrust values. ³ Based on 1 x 10⁶ revolutions L₁₀ life, for the ISO life calculation method. ⁴ Based on 1 x 10⁶ revolutions L₁₀ life, for the ISO life calculation method. ⁵ Based on 90 x 10⁶ revolutions L₁₀ life, for The Timken Company life calculation method. C₉₀ and C_a90 are radial and thrust values for a single-row, C₉₀₍₂₎ is the two-row radial value. ⁶ Based on 90 x 10⁶ revolutions L₁₀ life, for The Timken Company life calculation method. C₉₀ and C_a90 are radial and thrust values for a single-row, C₉₀₍₂₎ is the two-row radial value. ⁷ These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. ⁸ Geometry constant for Lubrication Life Adjustment Factor a3l.