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Description
Brand - TIMKEN
Item Number - 78248C/78537 TIMKEN
Also Known As - 78248C - 78537
Category - Single Row Tapered Roller Bearing (TS Type)
Bore Diameter (d) mm - 63.5
Bore Diameter (d) inch - 2.5
Outer Diameter (D) mm - 136.525
Outer Diameter (D) inch - 5.375
Width (T) mm - 36.512
Width (T) inch - 1.4375
Dynamic Load Rating (C1) N - 237000
Dynamic Load Rating (C1) lbf - 53200
Factor (e) - 0.87
Factor (Y) - 0.69
Basic Dynamic Radial Load Rating (90 Million Revolution) (C90) N - 61300
Basic Dynamic Radial Load Rating (90 Million Revolution) (C90) lbf - 13800
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 90900
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 20400
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 0.67
Basic Static Radial Load Rating (C0) N - 234000
Basic Static Radial Load Rating (C0) lbf - 52600
Cone Width (B) mm - 33.236
Cone Width (B) inch - 1.3085
Cup Width (C) mm - 23.52
Cup Width (C) inch - 0.926
Effective Center Location (a) mm - 8.4
Effective Center Location (a) inch - 0.33
Maximum Shaft Fillet Radius (R) mm - 0.8
Maximum Shaft Fillet Radius (R) inch - 0.03
Cone Frontface Backing Diameter (da) mm - 77
Cone Frontface Backing Diameter (da) inch - 3.03
Cone Backface Backing Diameter (db) mm - 92
Cone Backface Backing Diameter (db) inch - 3.62
Max Housing Fillet Radius (r) mm - 3.3
Max Housing Fillet Radius (r) inch - 0.13
Cup Frontface Backing Diameter (Da) mm - 130
Cup Frontface Backing Diameter (Da) inch - 5.12
Cup Backface Backing Diameter (Db) mm - 115
Cup Backface Backing Diameter (Db) inch - 4.53
Cage-Cone Backface Clearance (Aa) mm - 6.3
Cage-Cone Backface Clearance (Aa) inch - 0.25
Cage-Cone Frontface Clearance (Ab) mm - 4.9
Cage-Cone Frontface Clearance (Ab) inch - 0.2
Geometry Factor (G1) - 71.3
Geometry Factor (G2) - 17.6
Geometry Factor (Cg) - 0.0926
Weight (kg) - 2.38
Weight (lbs) - 5.24
Inner Part Number - 78248C
Outer Part Number - 78537
TS - Single Row Tapered Roller Bearing
** Images are for representation purposes only
