Timken472DC-3Double Tapered Roller Bearing Cup – 4.7244 in Outside Diameter, 2.125 in Width, Class 3 Precision

Product Description

What this part is:

Timken 472DC-3 double tapered roller bearing cup, Class 3 precision. One outer ring machined with two opposed tapered raceways, taking two cones back to back in a single housing bore. Unit Quantity: 1 Pc. Double cup only.

Decoding the designation:

472 — Timken base cup number, 4.7244 in outside diameter.

DC — double cup. Two raceways in one ring, taking two cones.

-3 — Timken Precision Class 3. Written 472DC-3, 472DC *3 and 472DC #3.

Specifications:

Outside Diameter: 4.7244 in (120 mm). Overall Width: 2.125 in (53.975 mm). Rolling Elements: Tapered Roller. Number Of Rows: 2. Precision Class: Class 3. Series: 472. Base Number: 472DC. Item Weight: 2.757 kg (6.08 lb).

Dimensions and mounting:

Maximum fillet radius on the mating housing: 0.8 mm (0.03 in). Housing Backing Shoulder Diameter, frontface (Da): 114.05 mm (4.53 in). e Factor: 0.38. K Factor: 1.52. Y1 Factor: 1.75. Y2 Factor: 2.61. Geometry Factor (Cg): 0.108.

Compatibility and replacement:

Mating cones: Timken 480 and 484 families, one at each end. Cross-reference: Timken 472 — single-row cup, same 4.7244 in OD. CAD model and data sheet: available from Timken (cad.timken.com).

Frequently asked questions:

What is the outside diameter of the Timken 472DC-3?

4.7244 in (120 mm).

What does DC mean in 472DC-3?

DC marks a double cup: one outer ring with two tapered raceways that takes two cones.

What precision class is the 472DC-3?

Timken Precision Class 3, marked by the -3 suffix.