NA9378/9320D TIMKEN

Brand - TIMKEN
Item Number - NA9378/9320D TIMKEN
Also Known As - NA9378 - 9320D
Category - Double Row Tapered Roller Bearing (TNA Type)
Bore Diameter (d) mm - 76.2
Bore Diameter (d) inch - 3
Outer Diameter (D) mm - 177.8
Outer Diameter (D) inch - 7
Width (T) mm - 109.538
Width (T) inch - 4.3125
Double Outer Ring Width (C) mm - 74.612
Double Outer Ring Width (C) inch - 2.9375
Dynamic Load Rating (C1) N - 632000
Dynamic Load Rating (C1) lbf - 142000
Factor (e) - 0.76
Factor (Y1) - 0.88
Factor (Y2) - 1.31
Dynamic Radial Rating (90 million revolutions) (C90) N - 94100
Dynamic Radial Rating (90 million revolutions) (C90) lbf - 21200
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 123000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 27700
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 164000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 36800
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 0.76
Maximum Shaft Fillet Radius (R) mm - 3.5
Maximum Shaft Fillet Radius (R) inch - 0.14
Backing Shoulder Diameter (db) mm - 105
Backing Shoulder Diameter (db) inch - 4.13
Maximum Housing Fillet Radius (r) mm - 2.3
Maximum Housing Fillet Radius (r) inch - 0.09
Cup Frontface Backing Diameter (Da) mm - 164
Cup Frontface Backing Diameter (Da) inch - 6.46
Weight (kg) - 12.34
Weight (lbs) - 27.2
Inner Part Number - NA9378
Outer Part Number - 9320D
TNA - Non-Adjustable, Double-Row Bearing

** Images are for representation purposes only