Timken453DWDouble Tapered Roller Bearing Cup – 4.5000 in Outside Diameter, 2.1875 in Width, Two Rows, Lubrication Groove With Eight Radial Feed Holes, Case-Carburized Steel

Product Description

What this part is:

Timken 453DW tapered roller bearing double cup, the one-piece double outer ring of a TDO two-row tapered roller bearing. One outer ring carries two opposed tapered raceways and takes two cones. Outside Diameter: 4.5000 in (114.300 mm). Overall Width: 2.1875 in (55.563 mm).

Decoding the designation:

453 — the cup number in the Timken 455 inch tapered roller bearing series.

D — double cup.

W — Timken’s grooved double-cup execution: an annular lubrication groove on the outside diameter with eight radial feed holes into the raceways.

Specifications:

Part Number: 453DW. Base Number: 453. Series: 455. Bearing Type: Tapered roller bearing double cup. Number Of Rows: 2. Rolling Elements: Tapered Roller. Outside Diameter: 4.5000 in (114.300 mm). Overall Width: 2.1875 in (55.563 mm). Total Width: 2.1875 in (55.563 mm). Design Units: Imperial. Item Weight: 3.45 kg (7.60 lb). Bearing Material: Case-carburized steel. Lubricant: grease or oil. e Factor: 0.71. K Factor: 1.74. Y1 Factor: 0.96. Y2 Factor: 1.42. Geometry Factor (Cg): 0.0946. Country of Origin: United States. Harmonization Code: 8482.20.00. Unit Quantity: 1 Pc.

Dimensions and mounting:

Maximum Housing Fillet Radius: 0.03 in (0.8 mm). Housing Backing Shoulder Diameter, Frontface (Da): 3.96 in (100.58 mm). Cup Backface To-Clear Radius: 0.03 in.

Compatibility and replacement:

Timken-specific grooved double-cup execution with a Timken-only part number. Also written 453DW, 453-D-W, 453 DW and 453 D W.

Frequently asked questions:

What are the dimensions of the Timken 453DW?

4.5000 in outside diameter and 2.1875 in width.

What does the W in 453DW mean?

A grooved double cup with an annular outside-diameter lubrication groove and eight radial feed holes.

Is this a cup or a complete bearing?

A double cup only, one outer ring for two cones.