---
product_id: 63172479
title: "Finesun R188 Ceramic Bearing ZrO2/Si3N4 1/4\" x 1/2\" x 3/16\" Ball Bearings"
brand: "finesun"
price: "¥4040"
currency: JPY
in_stock: true
category: "Industrial"
url: https://www.desertcart.jp/products/63172479-finesun-r188-ceramic-bearing-zro2-si3n4-1-4-x-1
store_origin: JP
region: Japan
---

# Finesun R188 Ceramic Bearing ZrO2/Si3N4 1/4" x 1/2" x 3/16" Ball Bearings

**Brand:** finesun
**Price:** ¥4040
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Finesun R188 Ceramic Bearing ZrO2/Si3N4 1/4" x 1/2" x 3/16" Ball Bearings by finesun
- **How much does it cost?** ¥4040 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/63172479-finesun-r188-ceramic-bearing-zro2-si3n4-1-4-x-1)

## Best For

- finesun enthusiasts

## Why This Product

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

## Description

Durable and practical. High bearing capacity and limit speed. Low friction temperature and small friction loss. Good corrosion resistance, heat resistance and insulation. The self-lubricating self-lubrication, ceramic bearing is achieved. Can be applied to high speed, high temperature, low temperature, strong corrosion, strong magnetic field, vacuum and high pressure such as all kinds of bad working condition.

## Features

- R188 Full Ceramic Bearing
- 1/4"x1/2"x3/16'' = 6.35mm x 12.7mm X 4.762mm
- Cage: PEEK
- Balls: Si3N4 Ceramic
- Inner/outer races: ZrO2 Ceramic

## Images

![Finesun R188 Ceramic Bearing ZrO2/Si3N4 1/4" x 1/2" x 3/16" Ball Bearings - Image 1](https://images-na.ssl-images-amazon.com/images/I/31zQ0BbDyhL.jpg)
![Finesun R188 Ceramic Bearing ZrO2/Si3N4 1/4" x 1/2" x 3/16" Ball Bearings - Image 2](https://images-na.ssl-images-amazon.com/images/I/51SdcfCLqzL.jpg)
![Finesun R188 Ceramic Bearing ZrO2/Si3N4 1/4" x 1/2" x 3/16" Ball Bearings - Image 3](https://images-na.ssl-images-amazon.com/images/I/412GJlmerbL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/63172479-finesun-r188-ceramic-bearing-zro2-si3n4-1-4-x-1](https://www.desertcart.jp/products/63172479-finesun-r188-ceramic-bearing-zro2-si3n4-1-4-x-1)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-06*