NA28138/28318D TIMKEN

Brand - TIMKEN
Item Number - NA28138/28318D TIMKEN
Also Known As - NA28138 - 28318D
Category - Double Row Tapered Roller Bearing (TNA Type)
Bore Diameter (d) mm - 34.976
Bore Diameter (d) inch - 1.377
Outer Diameter (D) mm - 80.035
Outer Diameter (D) inch - 3.151
Width (T) mm - 46.04
Width (T) inch - 1.8126
Double Outer Ring Width (C) mm - 34.925
Double Outer Ring Width (C) inch - 1.375
Dynamic Load Rating (C1) N - 111000
Dynamic Load Rating (C1) lbf - 24800
Factor (e) - 0.4
Factor (Y1) - 1.68
Factor (Y2) - 2.5
Dynamic Radial Rating (90 million revolutions) (C90) N - 19500
Dynamic Radial Rating (90 million revolutions) (C90) lbf - 4390
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 13400
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 3020
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 34000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 7640
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.45
Maximum Shaft Fillet Radius (R) mm - 1.5
Maximum Shaft Fillet Radius (R) inch - 0.06
Backing Shoulder Diameter (db) mm - 43.5
Backing Shoulder Diameter (db) inch - 1.71
Maximum Housing Fillet Radius (r) mm - 0.8
Maximum Housing Fillet Radius (r) inch - 0.03
Cup Frontface Backing Diameter (Da) mm - 73
Cup Frontface Backing Diameter (Da) inch - 2.87
Weight (kg) - 1.04
Weight (lbs) - 2.32
Inner Part Number - NA28138
Outer Part Number - 28318D
TNA - Non-Adjustable, Double-Row Bearing

** Images are for representation purposes only