---
product_id: 60647495
title: "Finesun 2 Pcs 6203-2RS Ceramic Bearing Rubber Sealed 17x40x12mm Si3N4 Balls"
brand: "fineusun"
price: "€ 64.36"
currency: EUR
in_stock: false
url: https://www.desertcart.pt/products/60647495-finesun-2-pcs-6203-2rs-ceramic-bearing-rubber-sealed-17x40x12mm
store_origin: PT
region: Portugal
---

# Finesun 2 Pcs 6203-2RS Ceramic Bearing Rubber Sealed 17x40x12mm Si3N4 Balls

**Brand:** fineusun
**Price:** € 64.36
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Finesun 2 Pcs 6203-2RS Ceramic Bearing Rubber Sealed 17x40x12mm Si3N4 Balls by fineusun
- **How much does it cost?** € 64.36 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/60647495-finesun-2-pcs-6203-2rs-ceramic-bearing-rubber-sealed-17x40x12mm)

## Best For

- fineusun enthusiasts

## Why This Product

- Trusted fineusun brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

This 6203-2RS 17x40x12-millimeter sealed ball bearing has deep groove geometry for high speeds and supporting both radial and axial loads. Its premium steel construction makes it resistant to corrosion and high temperatures and it conforms to ABEC 5 precision standard for performance within a narrow range of variation. The rubber seals on both sides of the bearing keep lubricant in and contaminants out. The silicon nitride ceramic balls provide high durability, low density, high shock tolerance, and resistance to heat and fracturing.

## Features

- Dimensions: 17mm(ID.) x 40mm(OD.) x 12mm(T.)
- 6203 Si3N4 Ceramic Bearing
- Type: Deep groove radial ball bearings
- Quality: Premium ABEC-5 quality
- Balls Material: Black Si3N4 Ceramic/Cage: Nylon Cage/Rings: Steel ABEC-5

## Images

![Finesun 2 Pcs 6203-2RS Ceramic Bearing Rubber Sealed 17x40x12mm Si3N4 Balls - Image 1](https://images-eu.ssl-images-amazon.com/images/I/4128ldm8GhL.jpg)

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**Shop now:** [https://www.desertcart.pt/products/60647495-finesun-2-pcs-6203-2rs-ceramic-bearing-rubber-sealed-17x40x12mm](https://www.desertcart.pt/products/60647495-finesun-2-pcs-6203-2rs-ceramic-bearing-rubber-sealed-17x40x12mm)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-02-09*