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Like the TS bearing design, the TSF design consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft. TSF bearings have flanged cups to facilitate axial location and accurately align seals in through-bored housings.
Unit of Measure

Other Dimensions

Weight

N/A 0.6 Kg1.3 lb

Outer Ring Flange O.D.(D1)

N/A 3.3390 in84.811 mm

Outer Ring Width (C)

N/A 0.6875 in17.463 mm

Outer Ring Flange Width (C2)

N/A 0.2188 in5.558 mm
Max Housing Fillet Radius1 N/A 0.06 in1.5 mm

Housing Backing Shoulder Diameter - Frontface (Da)

N/A 3.05 in77.47 mm

Key Dimensions

Series

N/A 43000

Cup Part Number

N/A 43312-B

O.D. (D)

N/A 3.125 in79.375 mm
K Factor 2 N/A 0.87
e Factor 3 N/A 0.67
Y Factor 4 N/A 0.9

Factors

Geometry Factor (Cg)5 N/A 0.0774
  • 1 These maximum fillet radii will be cleared by the bearing corners.
  • 2 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 5 Geometry constant for Lubrication Life Adjustment Factor a3l.