---
product_id: 60207066
title: "Die Spring, Medium Duty, Closed & Ground Ends, Blue, 40mm Hole Diameter, 20mm Rod Diameter, 51mm Free Length, 170.3 newtons Spring Rate (Pack of 10)"
brand: "small parts"
price: "HK$180"
currency: HKD
in_stock: false
url: https://www.desertcart.hk/products/60207066-die-spring-medium-duty-closed-and-ground-ends-blue-40mm
store_origin: HK
region: Hong Kong
---

# 51mm Free Length 40mm Hole Diameter 170.3N Spring Rate Die Spring, Medium Duty, Closed & Ground Ends, Blue, 40mm Hole Diameter, 20mm Rod Diameter, 51mm Free Length, 170.3 newtons Spring Rate (Pack of 10)

**Brand:** small parts
**Price:** HK$180
**Availability:** ❌ Out of Stock

## Summary

> 💪 Spring into Action with Confidence!

## Quick Answers

- **What is this?** Die Spring, Medium Duty, Closed & Ground Ends, Blue, 40mm Hole Diameter, 20mm Rod Diameter, 51mm Free Length, 170.3 newtons Spring Rate (Pack of 10) by small parts
- **How much does it cost?** HK$180 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/60207066-die-spring-medium-duty-closed-and-ground-ends-blue-40mm)

## Best For

- small parts enthusiasts

## Why This Product

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

## Key Features

- • **Value Pack:** Comes in a pack of 10, ensuring you’re always prepared for any project.
- • **Durable Material:** Made from high-quality Chrome Silicon Steel Alloy for longevity.
- • **Optimal Performance:** Designed for excellent deflection capabilities, ensuring superior functionality.
- • **Precision Engineering:** Crafted to ISO 10243 standards for unmatched reliability.
- • **Versatile Applications:** Perfect for medium-duty tasks across various industries.

## Overview

This pack of 10 medium-duty die springs features closed and ground ends, designed with a 40mm hole diameter and a 20mm rod diameter. With a free length of 51mm and a robust spring rate of 170.3 newtons, these springs are crafted from Chrome Silicon Steel Alloy to meet ISO 10243 specifications, ensuring optimal performance and durability for a variety of applications.

## Description

Raymond D-line springs offer the Raymond engineering & quality in a broad ISO 10243 range. D-line springs are suitable for replacement of other ISO-10243 parts or New designs. ISO-D parts are offered in a wide variety of load ranges (Ultra Light Duty - Ultra Strong Duty).

## Features

- ISO 10243 Specifications
- Chrome Silicon Steel Alloy
- Optimal Wire Design for Spring Life
- Excellent Deflection Capabilities

## Images

![Die Spring, Medium Duty, Closed & Ground Ends, Blue, 40mm Hole Diameter, 20mm Rod Diameter, 51mm Free Length, 170.3 newtons Spring Rate (Pack of 10) - Image 1](https://m.media-amazon.com/images/I/61HUfwvYKIL.jpg)

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**Shop now:** [https://www.desertcart.hk/products/60207066-die-spring-medium-duty-closed-and-ground-ends-blue-40mm](https://www.desertcart.hk/products/60207066-die-spring-medium-duty-closed-and-ground-ends-blue-40mm)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-28*