---
product_id: 67535089
title: "RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs"
brand: "robotdigg"
price: "$1.35"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/67535089-robotdigg-231-3m-6-endless-htd3m-belt-231mm-length-77
store_origin: US
region: United States of America
---

# RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs

**Brand:** robotdigg
**Price:** $1.35
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs by robotdigg
- **How much does it cost?** $1.35 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/67535089-robotdigg-231-3m-6-endless-htd3m-belt-231mm-length-77)

## Best For

- robotdigg enthusiasts

## Why This Product

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

## Description

HTD3M Endless Timing Belt Specs: Material: Neoprene Rubber with Fiberglass Core Reinforced Model Number: 231-3M-6 Length: 231mm Tooth Number: 77 Color: Black Pitch: 3mm Width: 6mm Belt Height: 2.40mm Tooth Height: 1.17mm Type: Closed-loop / Endless Package Includes:10pcs Closed Loop HTD3M Timing Belt

## Features

- RobotDigg Equip Makers, Empower Engineers
- Fit for Torque Transmission and Light Load Conveyance
- Working Tension: 285 N for 25.4 mm Belt (64 lbf. for 1 in. belt)
- Breaking Strength: 158 N per 1 mm (113 lbf. per 1/8 in.) Belt Width
- Temperature Range: -34°C to +85°C (-30°F to +185°F)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07B8ZGV6Q |
| Belt Style | Timing Belt |
| Best Sellers Rank | #1,006,796 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,884 in Industrial Drive Timing Belts |
| Brand | RobotDigg |
| Brand Name | RobotDigg |
| Customer Reviews | 4.0 out of 5 stars 2 Reviews |
| Item Dimensions L x W | 9.09"L x 0.24"W |
| Manufacturer | RobotDigg |
| Material | Neoprene Rubber with Fiberglass Core Reinforced |
| Material Type | Neoprene Rubber with Fiberglass Core Reinforced |
| Number of Items | 10 |
| Part Number | 231-3M-6 |
| Product Dimensions | 9.09"L x 0.24"W |
| Style Number | 231-3M-6 |
| UPC | 666354153252 |

## Images

![RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs - Image 1](https://m.media-amazon.com/images/I/81AAiPqqFQL.jpg)
![RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs - Image 2](https://m.media-amazon.com/images/I/81i1+TgyUXL.jpg)
![RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs - Image 3](https://m.media-amazon.com/images/I/81H8UkTOfXL.jpg)
![RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs - Image 4](https://m.media-amazon.com/images/I/71EnCrXxHhL.jpg)
![RobotDigg 231-3M-6 Endless HTD3M Belt 231mm Length 77 Teeth 3M Synchronous Belt 3mm Pitch 6mm Width HTD3M Closed Loop Timing Belt Pack of 10pcs - Image 5](https://m.media-amazon.com/images/I/61bLK-D3p-L.jpg)

---

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-30*