Description
Brand - TIMKEN
Item Number - HM252348NA/HM252311D TIMKEN
Also Known As - HM252348NA - HM252311D
Category - Double Row Tapered Roller Bearing (TNA Type)
Bore Diameter (d) mm - 260.35
Bore Diameter (d) inch - 10.25
Outer Diameter (D) mm - 422.275
Outer Diameter (D) inch - 16.625
Width (T) mm - 173.038
Width (T) inch - 6.8125
Double Outer Ring Width (C) mm - 128.588
Double Outer Ring Width (C) inch - 5.0625
Dynamic Load Rating (C1) N - 2610000
Dynamic Load Rating (C1) lbf - 587000
Factor (e) - 0.33
Factor (Y1) - 2.03
Factor (Y2) - 3.02
Dynamic Radial Rating (90 million revolutions) (C90) N - 389000
Dynamic Radial Rating (90 million revolutions) (C90) lbf - 87400
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 221000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 49700
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 677000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 152000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.76
Maximum Shaft Fillet Radius (R) mm - 6.4
Maximum Shaft Fillet Radius (R) inch - 0.25
Backing Shoulder Diameter (db) mm - 291
Backing Shoulder Diameter (db) inch - 11.46
Maximum Housing Fillet Radius (r) mm - 1.5
Maximum Housing Fillet Radius (r) inch - 0.06
Cup Frontface Backing Diameter (Da) mm - 400
Cup Frontface Backing Diameter (Da) inch - 15.73
Weight (kg) - 82.22
Weight (lbs) - 181.24
Inner Part Number - HM252348NA
Outer Part Number - HM252311D
TNA - Non-Adjustable, Double-Row Bearing
** Images are for representation purposes only





