NA72212/72488D TIMKEN

Brand - TIMKEN
Item Number - NA72212/72488D TIMKEN
Also Known As - NA72212 - 72488D
Category - Double Row Tapered Roller Bearing (TNA Type)
Bore Diameter (d) mm - 53.975
Bore Diameter (d) inch - 2.125
Outer Diameter (D) mm - 123.825
Outer Diameter (D) inch - 4.875
Width (T) mm - 77.788
Width (T) inch - 3.0625
Double Outer Ring Width (C) mm - 55.562
Double Outer Ring Width (C) inch - 2.1875
Dynamic Load Rating (C1) N - 287000
Dynamic Load Rating (C1) lbf - 64600
Factor (e) - 0.74
Factor (Y1) - 0.92
Factor (Y2) - 1.36
Dynamic Radial Rating (90 million revolutions) (C90) N - 42800
Dynamic Radial Rating (90 million revolutions) (C90) lbf - 9620
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 54000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 12100
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 74500
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 16800
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 0.79
Maximum Shaft Fillet Radius (R) mm - 2.3
Maximum Shaft Fillet Radius (R) inch - 0.09
Backing Shoulder Diameter (db) mm - 74
Backing Shoulder Diameter (db) inch - 2.91
Maximum Housing Fillet Radius (r) mm - 1.5
Maximum Housing Fillet Radius (r) inch - 0.06
Cup Frontface Backing Diameter (Da) mm - 115
Cup Frontface Backing Diameter (Da) inch - 4.53
Weight (kg) - 4.08
Weight (lbs) - 9
Inner Part Number - NA72212
Outer Part Number - 72488D
TNA - Non-Adjustable, Double-Row Bearing

** Images are for representation purposes only