Koyo81963DDouble Tapered Roller Bearing Cup — 9.6250 in OD, 3.1250 in Width

Product Description

What this part is:

Koyo 81963D double tapered roller bearing cup: a one-piece outer ring with two tapered raceways that takes two single cones in a two-row tapered roller assembly. Cup only. Outside Diameter: 9.6250 in (244.475 mm). Overall Width: 3.1250 in (79.375 mm). Unit Quantity: 1 Pc. Country of origin: Japan.

Decoding the designation:

81963 — inch-series cup number in the 81xxx tapered roller family.

D — double cup, one piece carrying two raceways.

Specifications:

Bearing Type: Tapered Roller Bearing Double Cup. Outside Diameter: 9.6250 in (244.475 mm). Overall Width: 3.1250 in (79.375 mm). Number Of Rows: 2. Rolling Elements: Tapered Roller.

Dimensions and mounting:

Outside Diameter: 9.6250 in (244.475 mm). Overall Width: 3.1250 in (79.375 mm). One housing bore carries both raceways.

Compatibility and replacement:

Related part: Timken 81963CD double cup on the same 9.6250 in outside diameter. Also written 81963-D and 81963 D.

Frequently asked questions:

What are the dimensions of the Koyo 81963D?

Outside diameter 9.6250 in (244.475 mm), width 3.1250 in (79.375 mm).

Is this a cup, a cone or a complete assembly?

A double cup only, one piece with two raceways.

How many cones does it take?

Two single cones, for a two-row tapered roller assembly.