---
product_id: 191237374
title: "uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs"
brand: "uxcell"
price: "C$3767"
currency: NIO
in_stock: true
reviews_count: 2
category: "Uxcell"
url: https://www.desertcart.ni/products/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm
store_origin: NI
region: Nicaragua
---

# 30mm bore precision fit 2750N dynamic load capacity Dual rubber dust seals uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs

**Brand:** uxcell
**Price:** C$3767
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your precision game—because your machine deserves the smoothest moves.

## Quick Answers

- **What is this?** uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs by uxcell
- **How much does it cost?** C$3767 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm)

## Best For

- uxcell enthusiasts

## Why This Product

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

## Key Features

- • **Value Pack of Four:** Get four bearings in one set, perfect for full system upgrades or replacements without downtime.
- • **Dust & Water Resistant:** Dual rubber seals protect against dirt and moisture, extending bearing lifespan and reducing maintenance.
- • **Heavy-Duty Performance:** Supports up to 2750N dynamic load, delivering reliable motion under demanding conditions.
- • **Versatile Compatibility:** Ideal for CNC machines, 3D printers, and multi-axis linear motion systems—upgrade your workflow effortlessly.
- • **Precision Engineered Fit:** 30mm bore and 45mm OD ensure seamless integration with your CNC or 3D printer setup.

## Overview

The uxcell LM30UU Linear Ball Bearings feature a 30mm bore and 45mm outer diameter, crafted from durable alloy steel and nylon. Designed for CNC machines and 3D printers, these bearings support a dynamic load capacity of 2750N and include dual rubber dust seals to prevent contamination. Sold in sets of four, they offer a reliable, maintenance-friendly solution for high-precision linear motion systems.

## Description

uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs: desertcart.com: Industrial & Scientific

Review: Durable bearings - Great 30mm bearings used to replaced in my Harbor freight Chicago electric miter saw.
Review: Works good for the price - Used to replace bearings in a harbor freight miter saw. Worked perfectly. Needed to add lubrication. Good for the price!

## Features

- [SIZE] - Model: LM30UU, 30x45x64mm Metric Double Seal Linear Bearing
- [USAGE] - Linear bearings are part of linear motion systems, often used in conjunction with cylindrical shafts or guideways.
- [FEATURES] - These ball bearing with two rubber dust sealed to prevent ingress of dirt, water and foreign matter
- [CAPABILITY] - Static Load Capacity (Cor): 1570N, Dynamic Load Capacity (Cr): 2750N (Recommended load is 80% of rated load, not to exceed rated load.)
- [APPLICATIONS] - Mechanical slides, 2-axis and 3-axis tables, linear tables, 3D printers, ect.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07H934XDB |
| Bearing Number | LM30UU |
| Bearing Type | Ball Bearing |
| Best Sellers Rank | #571,487 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #179 in Linear Ball Bearings |
| Brand | uxcell |
| Compatible Lubricant | Grease |
| Date First Available | September 12, 2018 |
| Item Thickness | 64 Millimeters |
| Item Weight | 1.98 pounds |
| Item dimensions L x W x H | 5.51 x 3.94 x 1.97 inches |
| Item model number | a18071300ux0274 |
| Manufacturer | uxcell |
| Material | Alloy Steel, Nylon |
| Outside Diameter | 45 Millimeters |
| Product Dimensions | 5.51 x 3.94 x 1.97 inches |

## Product Details

- **Bearing Number:** LM30UU
- **Brand:** uxcell
- **Item Thickness:** 64 Millimeters
- **Item dimensions L x W x H:** 5.51 x 3.94 x 1.97 inches
- **Material:** Alloy Steel, Nylon

## Images

![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 1](https://m.media-amazon.com/images/I/61bItcdGyrL.jpg)
![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 2](https://m.media-amazon.com/images/I/510UbZPvj0L.jpg)
![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 3](https://m.media-amazon.com/images/I/51nEYUJ-TRL.jpg)
![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 4](https://m.media-amazon.com/images/I/51iJycdY5iL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Durable bearings
*by S***9 on April 10, 2025*

Great 30mm bearings used to replaced in my Harbor freight Chicago electric miter saw.

### ⭐⭐⭐⭐ Works good for the price
*by C***E on January 9, 2020*

Used to replace bearings in a harbor freight miter saw. Worked perfectly. Needed to add lubrication. Good for the price!

## Frequently Bought Together

- uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs
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**Shop now:** [https://www.desertcart.ni/products/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm](https://www.desertcart.ni/products/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-03-05*