NP385417/NP439444 TIMKEN

Brand - TIMKEN
Item Number - NP385417/NP439444 TIMKEN
Also Known As - NP385417 - NP439444
Category - Double Row Tapered Roller Bearing (TDI Type)
Bore Diameter (d) mm - 840
Bore Diameter (d) inch - 33.0709
Outer Diameter (D) mm - 1040
Outer Diameter (D) inch - 40.9449
Bearing Width across Cups (T) mm - 180
Bearing Width across Cups (T) inch - 7.0866
Double Cone Width (B) mm - 170
Double Cone Width (B) inch - 6.6929
Dynamic Radial Rating (Two-Row, 1 million revolutions) (C1) N - 4260000
Dynamic Radial Rating (Two-Row, 1 million revolutions) (C1) lbf - 958000
Factor (e) - 0.4
Factor (Y1) - 1.5
Factor (Y2) - 2.3
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) N - 634000
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) lbf - 143000
Dynamic Thrust Rating (90 million revolutions) (Ca90) N - 475000
Dynamic Thrust Rating (90 million revolutions) (Ca90) lbf - 107000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 1100000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 248000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.33
Maximum Shaft Fillet Radius (R) mm - 6
Maximum Shaft Fillet Radius (R) inch - 0.24
Cone Frontface Backing Diameter (da) mm - 876
Cone Frontface Backing Diameter (da) inch - 34.49
Maximum Housing Fillet Radius (r) mm - 6.4
Maximum Housing Fillet Radius (r) inch - 0.25
Cup Backface Backing Diameter (Db) mm - 996
Cup Backface Backing Diameter (Db) inch - 39.21
Geometry Factor (G1) - 14184.2
Geometry Factor (G2) - 1690
Geometry Factor (Cg) - 0.3333
Weight (kg) - 315.36
Weight (lbs) - 695.25
Inner Part Number - NP385417
Outer Part Number - NP439444
TDI - Double Inner Ring

** Images are for representation purposes only