---
product_id: 39185137
title: "HSB 405050 Hardened Steel Sleeve Bushing 40mm bore, 50mm Outer Diameter, 50mm Length"
brand: "ball bushing warehouse"
price: "$10.93"
currency: USD
in_stock: false
reviews_count: 2
url: https://www.desertcart.us/products/39185137-hsb-405050-hardened-steel-sleeve-bushing-40mm-bore-50mm-outer
store_origin: US
region: United States of America
---

# Dual lube grooves & holes Precision 40mm bore 57-60 HRC hardened steel HSB 405050 Hardened Steel Sleeve Bushing 40mm bore, 50mm Outer Diameter, 50mm Length

**Brand:** ball bushing warehouse
**Price:** $10.93
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Hardened to perform, designed to last — don’t let your machines settle for less!

## Quick Answers

- **What is this?** HSB 405050 Hardened Steel Sleeve Bushing 40mm bore, 50mm Outer Diameter, 50mm Length by ball bushing warehouse
- **How much does it cost?** $10.93 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/39185137-hsb-405050-hardened-steel-sleeve-bushing-40mm-bore-50mm-outer)

## Best For

- ball bushing warehouse enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** Crafted from premium 52100 ball bearing steel with a Rockwell hardness of 57-60 for long-lasting wear resistance.
- • **Optimized Lubrication:** Dual lube grooves and two lube holes on both bore and outer diameter maximize lubrication efficiency and reduce maintenance downtime.
- • **Smooth Surface Finish:** 16 RMS surface finish guarantees minimal friction and enhanced performance under heavy loads.
- • **Compact & Robust Design:** 40mm bore, 50mm outer diameter, and 50mm length deliver a perfect balance of strength and space-saving versatility.
- • **Precision Engineered Fit:** Exact bore and outer diameter tolerances (+0.05mm / +0.1mm) ensure seamless integration in your machinery.

## Overview

The HSB 405050 Hardened Steel Sleeve Bushing features a 40mm bore and 50mm outer diameter, crafted from high-grade 52100 ball bearing steel with a Rockwell hardness of 57-60. It includes precision tolerances, dual lubrication grooves and holes, and a smooth 16 RMS surface finish, ensuring superior durability, efficient lubrication, and optimal performance in demanding industrial applications.

## Description

Hardened Steel Sleeve Bushings are commonly used in the ends of hydraulic cylinders and pivot points on equipment where a hardened sliding surface is required between the pin and housing. Produced with lube grooves in the bore and on the outer diameter surface these bushings can be re-lubricated through the pin or housing.

## Features

- Material: 52100 Ball Bearing Steel
- Hardness: 57-60 Rockwell C
- Bore & Outer Diameter Lube Grooves, 2 lube holes
- Bore & Outer Diameter Tolerance +.05mm /+.1mm
- Surface Finish 16 RMS

## Product Details

- **Brand:** Ball Bushing Warehouse
- **Material:** Alloy Steel
- **Item Weight:** 10.08 ounces
- **Bearing Number:** 405050
- **Bearing Type:** Ball Bearing

## Images

![HSB 405050 Hardened Steel Sleeve Bushing 40mm bore, 50mm Outer Diameter, 50mm Length - Image 1](https://m.media-amazon.com/images/I/41uy5h3uTqL.jpg)

## Customer Reviews

### ⭐⭐⭐ Good but no grease groves like in the photo
*by M***H on January 11, 2023*

These only have one grease grove in the center. Not like in their pic

### ⭐⭐ Two Stars
*by A***R on October 9, 2017*

They were fine, just lacking the spiral grooves pictured. But they work.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/39185137-hsb-405050-hardened-steel-sleeve-bushing-40mm-bore-50mm-outer](https://www.desertcart.us/products/39185137-hsb-405050-hardened-steel-sleeve-bushing-40mm-bore-50mm-outer)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-20*