SKF 6304-2RSHNR 1 Row Deep Groove Ball Bearing - 20 mm ID, 52 mm OD

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Subtotal (1 unit)*

£34.81

(exc. VAT)

£41.77

(inc. VAT)

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Per unit
1 - 4£34.81
5 - 9£33.42
10 - 24£32.73
25 +£32.04

*price indicative

RS Stock No.:
126-2541
Mfr. Part No.:
6304-2RSHNR
Brand:
SKF
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Brand

SKF

Inside Diameter

20mm

Product Type

Deep Groove Ball Bearing

Outside Diameter

52mm

Race Width

15mm

Ball Material

Steel

Race Material

Steel

Cage Material

Sheet Metal

End Type

Sealed

Number of Rows

1

Internal Clearance

CN

Static Load Rating

7.8kN

Dynamic Load Rating

16.8kN

Bore Type

Cylindrical

Standards/Approvals

No

Series

6304

Limiting Speed

9500rpm

Bearing Type

Single Row Deep Groove Ball

Race Type

Plain

SKF 6304 Series Deep Groove Ball Bearing, 20mm Inside Diameter, 52mm Outside Diameter - 6304-2RSHNR


This deep-groove ball bearing is a sealed single-row solution designed to support radial and moderate axial loads in rotating equipment. It is intended for use where compact, maintenance-friendly bearings are required within industrial motors and automation assemblies. The component offers sealed protection suitable for continuous operation at elevated rotational speeds and is constructed from hardened materials for prolonged service life.

Features and Benefits:


• Dynamic capacity 16.8 kN delivers higher load handling
• Limiting speed 9,500 r/min enables high-speed applications
• Sheet-metal cage reduces friction and rotational heat
• Sealed end type minimises contamination ingress
• Internal clearance CN supports controlled shaft positioning

Applications


• Suitable for Compact motor spindles in automation systems
• Ideal for small electric motors in electronic devices
• Used with gearbox input shafts in industrial drives
• Can be used for conveyor idler rollers in production lines

What bore Interface is required for mounting on a shaft?


The bearing uses a cylindrical bore so it mounts directly onto a straight, accurately sized shaft journal without a tapered adaptor.

How should it be installed to maintain the sealed protection?


Handle by the outer ring during fitting and avoid pressing on Seals

use a sleeve or hardened driver on the ring to transfer installation force.

What materials contribute to its wear resistance?


Rolling elements and races are steel, providing fatigue resistance and durability under cyclic loading.

How does the cage material affect rotational behaviour?


The sheet-metal cage maintains ball spacing with minimal mass, reducing centrifugal forces at high speeds and improving stability.

What static load should be considered for stationary loads?


The static capacity is 7.8 kN, which defines the bearing’s allowable load when not rotating and aids selection for start–stop conditions.

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