BUY BEARINGS.
Back

6203-2RS

Deep Groove Ball Bearing

Lead TimePOA
ISO 9001 Certified Authorised UK Distributor
6203-2RS Deep Groove Ball Bearing
Nachi
Nachi logo

Commonly stocked UK bearing size with contact seals, frequently used in automotive alternators and conveyor rollers.

Price Match Promise

Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.

17,000+ parts in stock Next-day UK dispatch UK distributor since 2010
Request a Quote
01709 878282 hello@buybearings.co.uk
ISO 9001 Certified Free UK delivery over £150 30-day returns

Technical Dimensions & Load Ratings

Confirm these values match your shaft, housing and application requirements before ordering.

Dimensions

Bore Diameter (d)17mm
Outer Diameter (D)40mm
Width (B)12mm
Weight0.065kg

Load & Speed Ratings

Dynamic Load Rating (Cr)9.55kN
Static Load Rating (C0r)4.8kN
Reference Speed12000rpm

Product Details

Part Number6203-2RS
BrandNachi
Bearing TypeDeep Groove Ball Bearing
Seal Type2RS
MaterialChrome Steel
Stock StatusExtended Stock

Technical Datasheet

Download full specifications for 6203-2RS — dimensions, load ratings, and material data.

No cross-reference part numbers are recorded for 6203-2RS. Ask our team for equivalent part numbers.
Buy Bearings Support

Engineering support

Our experienced MRO products specialists are on hand to offer practical solutions to your problems and can assist with an on-site visit.

Call us01709 878282
James, Buy Bearings engineering support specialist
Speak toJames

Frequently Asked Questions

What is a 6203-2RS bearing?

The 6203-2RS is a Nachi Deep Groove Ball Bearing with a 17mm bore, 40mm outer diameter and 12mm width. It is Extended Stock at Buy Bearings.

What are the 6203-2RS dimensions?

The 6203-2RS measures 17mm bore (inner diameter) × 40mm outer diameter × 12mm width.

What does 2RS mean on a bearing?

2RS (two rubber seals) bearings are sealed and lubricated for life — they keep dust and moisture out and need no relubrication, making them ideal for most general-purpose applications.

Is the 6203-2RS in stock?

The 6203-2RS is Extended Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).

Related & Compatible Bearings

Same deep groove ball bearing, closest dimensions first — useful if you need a slightly different size or this part is unavailable.

1203STEEL Deep Groove Ball Bearing
1203STEEL
ISB logo
POAPrice Match
Bore
17
OD
40
Width
12
SealOpen
ISB Deep Groove Ball Bearing with Open seals measuring 17mm bore × 40mm outer diameter × 12mm width. Suited to electric motors, fans, pumps and general-purpose high-speed applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock
2203 Deep Groove Ball Bearing
2203
SKF logo
£22.79
Bore
17
OD
40
Width
16
Deep Groove Ball Bearing
In Stock
2203-TVH Deep Groove Ball Bearing
2203-TVH
Schaeffler logo
POAPrice Match
Bore
17
OD
40
Width
16
SealOpen
Schaeffler Deep Groove Ball Bearing with Open seals measuring 17mm bore × 40mm outer diameter × 16mm width. Suited to electric motors, fans, pumps and general-purpose high-speed applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock
22032RS Deep Groove Ball Bearing
22032RS
ISB logo
POAPrice Match
Bore
17
OD
40
Width
16
Seal2RS (Contact Seal)
ISB Deep Groove Ball Bearing with 2RS (Contact Seal) seals measuring 17mm bore × 40mm outer diameter × 16mm width. Suited to electric motors, fans, pumps and general-purpose high-speed applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock

Related Parts — Seals & Bushings

Matching seals and bushings for 17mm shaft diameter — complementary components for your bearing.

17X25X4 R21 Seals
17X25X4 R21
Unclassified
POAPrice Match
Bore
17
OD
25
Width
4
SealOpen
Unclassified Seals with Open seals. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock
17X25X7 R21 Seals
17X25X7 R21
Unclassified
POAPrice Match
Bore
17
OD
25
Width
7
SealOpen
Unclassified Seals with Open seals. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock
17X27X7 R23 Seals
17X27X7 R23
Unclassified
POAPrice Match
Bore
17
OD
27
Width
7
SealOpen
Unclassified Seals with Open seals. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock
17X28X7 R23 Seals
17X28X7 R23
Unclassified
POAPrice Match
Bore
17
OD
28
Width
7
SealOpen
Unclassified Seals with Open seals. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
In Stock
SearchCall SalesEmail