Koyo22210RKW33C3Spherical Roller Bearing – 50 mm Tapered Bore, 90 mm OD, 23 mm Width, Brass Cage, W33, C3

Product Description

What this part is:

The Koyo 22210RKW33C3 is a double-row spherical roller bearing in the ISO 22210 envelope with a tapered bore: 50 mm bore, 90 mm outside diameter, 23 mm width. Two rows of rollers run in a common spherical outer raceway, so the bearing self-aligns to shaft deflection while carrying heavy radial load and axial load in both directions.

Decoding the designation:

22210 — 222 series spherical roller bearing, bore code 10, 50 mm bore, 90 x 23 mm section.

R — Koyo R-type internal design with a machined brass cage.

K — tapered bore, 1:12 taper.

W33 — lubrication groove with three radial holes in the outer ring, for grease or oil feed.

C3 — internal radial clearance greater than normal.

FY — Koyo code for the brass cage.

Specifications:

Bore Diameter: 50 mm. Outside Diameter: 90 mm. Overall Width: 23 mm. Bore Type: Tapered, 1:12. Number Of Rows: 2. Rolling Elements: Spherical Roller. Cage Material: Machined brass. Internal Clearance: C3. Lubricant: grease or oil. Closure Type: Open. Series: 22200. Unit Quantity: 1 Pc.

Dimensions and mounting:

The 1:12 tapered bore mounts on an H310 adapter sleeve for a 45 mm shaft, locked with a KM10 locknut and MB10 lock washer, or directly on a 1:12 tapered journal. The 90 mm outer ring fits standard 22210 pillow block and flange housings.

Compatibility and replacement:

Cross-references with the same 50 x 90 x 23 mm envelope, tapered bore, W33 and C3: Timken 22210KEMW33C3, NSK 22210CAMKE4C3, NSK 22210EAKE4C3, NTN 22210EAKD1C3, SKF 22210 EK/C3 and FAG 22210-E1-K-C3. Also marked 22210-R-K-W33-C3-FY and 22210KMBW33. Harmonization Code: 8482.30.00.

Frequently asked questions:

What adapter sleeve fits the Koyo 22210RKW33C3?

H310, for a 45 mm shaft.

What size is the 22210RKW33C3?

50 mm tapered bore, 90 mm outside diameter and 23 mm width.

What cage does the 22210RKW33C3 use?

A machined brass cage, Koyo R-type design.