What are the dimensions of this needle roller bearing?

The bearing has an inside diameter of 20 mm, an outside diameter of 28 mm, and a width of 13 mm.

Does the Skf RNA 4902.2RS require an inner ring?

This bearing comes without an inner ring. You mount it directly onto a hardened and ground shaft that acts as the raceway.

What type of seal does this bearing have?

The bearing features integrated rubber contact seals on both sides (2RS) to protect against dirt and moisture.

What material is the bearing cage made of?

The cage of this single row needle roller bearing is made of sheet steel.

SKF RNA 4902.2RS needle roller bearing without inner ring 20x28x13 mm

Supplier number: SKF RNA 4902.2RS | EAN 7316577115669

Recommended Retail Price €84.51

41.40 tax incl.

€34.21 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 6 products in stock.

Delivery by DHL

↓ Documents (1) ✆ Talk to a specialist

Compact strength with Skf bearings

Practical benefits

High radial load capacity: You handle heavy radial loads in tight spaces thanks to the slim design without an inner ring.
Dual contact seal protection: The integrated rubber seals retain lubricant and keep contaminants out to extend overall operating life.
Robust sheet steel cage: You benefit from precise roller guidance that ensures stable, smooth rotation under continuous operation.

In a nutshell

The right choise for

With the Skf rna 4902.2RS needle roller bearing, you gain high radial load capacity within an extremely compact footprint. Designed without an inner ring, this single row bearing mounts directly onto a hardened and ground 20 mm shaft, saving critical installation space and weight in gearboxes and drive systems. The solid outer ring with flanges and the durable sheet steel cage ensure reliable roller guidance and smooth rotation under continuous operation. Thanks to the integrated double-sided 2RS rubber contact seals, lubricant stays securely inside while dirt and moisture are locked out, extending the service life of your machinery.

Product information FAQ

€41.40

In stock - tax incl.

Key features according to our expert

Inner diameter: 20 mm
Width: 13 mm
Sealing (bearing): Sealed on both sides
Material (bearing seal): Rubber
Number of rows: 1
Material (cage): Sheet steel
Outer diameter: 28 mm

Product description

Single row needle roller bearings without an inner ring consist of an outer ring with a needle roller and cage assembly. They are an excellent choice for compact bearing arrangements in applications where hardened and ground raceways can be provided on the shaft. The outer ring includes two integral flanges to guide the bearing axially and an annular groove with one or more lubrication holes to facilitate relubrication.

High radial load carrying capacity
High stiffness
Low cross-sectional height
Accommodate axial displacement in both directions
Integral sealing prolongs bearing service life

Documents

⤓ Technical data sheet PDF

All Features

Inner diameter: 20 mm
Width: 13 mm
Sealing (bearing): Sealed on both sides
Material (bearing seal): Rubber
Number of rows: 1
Material (cage): Sheet steel
Outer diameter: 28 mm
Basic static load rating: 12
Bearing part: Bearing without inner ring
Tolerance class: Normal
Aligning feature: Without
Lubricant: Grease
Bore diameter of needle roller complement: 20
Relubrication feature: With
Number of flanges, outer ring: 2
Sealing type: Contact
Cage: Sheet steel
Sealing: Seal on both sides
Basic dynamic load rating: 9.13
Outer ring type: Machined (solid)
Limiting speed: 9500
Coating: Without
Outer diameter: 28
Material, bearing: Bearing steel

Brand SKF
01290089
EAN 7316577115669
Supplier number SKF RNA 4902.2RS

Frequently asked questions about this product

Answered by specialists

What are the dimensions of this needle roller bearing?: The bearing has an inside diameter of 20 mm, an outside diameter of 28 mm, and a width of 13 mm.
Does the Skf RNA 4902.2RS require an inner ring?: This bearing comes without an inner ring. You mount it directly onto a hardened and ground shaft that acts as the raceway.
What type of seal does this bearing have?: The bearing features integrated rubber contact seals on both sides (2RS) to protect against dirt and moisture.
What material is the bearing cage made of?: The cage of this single row needle roller bearing is made of sheet steel.