--- title: MBL (USA) | MB Belt description: The MB Belt, a polyurethane V-belt with high flexibility and excellent oil resistance is perfect for sewing machines, home appliances, and precision tools. --- [Skip to content](https://www.mblusa.com/mb_belt#main-content) - - [mailto:mblusa.sales@mitsuboshi.com](mailto:mblusa.sales@mitsuboshi.com) - - [E-COMMERCE](https://ecommerce.mblusa.com/my-account/login/)        [AUTO BELT SEARCH](https://www.showmetheparts.com/mbl/) [![Mitsuboshi Logo](https://www.mblusa.com/hs-fs/hubfs/Mitsuboshi%20Long%20Logo%20Blue%20Web-1.png?width=325&height=37&name=Mitsuboshi%20Long%20Logo%20Blue%20Web-1.png "Mitsuboshi Logo")](https://www.mblusa.com?hsLang=en) - [About Us](https://www.mblusa.com/mitsuboshi_belting_ltd#about_us) Show submenu for About Us - [Our Company](https://www.mblusa.com/mitsuboshi_belting_ltd) - [Our History](https://www.mblusa.com/history) - [Join Us](https://www.mblusa.com/careers) - [News & Insights](https://www.mblusa.com/mbl-usa-corporation-news) - [Products](https://www.mblusa.com/products) Show submenu for Products - [By Categories](https://www.mblusa.com/products#by_catagories) - [By Transmission Type](https://www.mblusa.com/products#by_transmission_type) - [By Application](https://www.mblusa.com/products#by_application) - [Industries](https://www.mblusa.com/products#by_application) Show submenu for Industries - [Agriculture](https://www.mblusa.com/agriculture) - [Automotive](https://www.mblusa.com/automotive) - [Heavy Duty](https://www.mblusa.com/heavy_duty) - [Industrial](https://www.mblusa.com/industrial) - [Lawn & Garden](https://www.mblusa.com/lawnandgarden) - [Recreational](https://www.mblusa.com/powersports) - [Resources](https://www.mblusa.com/resources) - [Careers](https://www.mblusa.com/careers) - [Contact Us](https://www.mblusa.com/service/contact/#contact_us) Show submenu for Contact Us - [North & South America](https://www.mblusa.com/service/contact/) - [Japan](https://www.mitsuboshi.com/english/inquiry/form_general/) - [Europe](https://www.mitsuboshi.de/en/contact/) - [About Us](https://www.mblusa.com/mitsuboshi_belting_ltd#about_us) Show submenu for About Us - [Our Company](https://www.mblusa.com/mitsuboshi_belting_ltd) - [Our History](https://www.mblusa.com/history) - [Join Us](https://www.mblusa.com/careers) - [News & Insights](https://www.mblusa.com/mbl-usa-corporation-news) - [Products](https://www.mblusa.com/products) Show submenu for Products - [By Categories](https://www.mblusa.com/products#by_catagories) - [By Transmission Type](https://www.mblusa.com/products#by_transmission_type) - [By Application](https://www.mblusa.com/products#by_application) - [Industries](https://www.mblusa.com/products#by_application) Show submenu for Industries - [Agriculture](https://www.mblusa.com/agriculture) - [Automotive](https://www.mblusa.com/automotive) - [Heavy Duty](https://www.mblusa.com/heavy_duty) - [Industrial](https://www.mblusa.com/industrial) - [Lawn & Garden](https://www.mblusa.com/lawnandgarden) - [Recreational](https://www.mblusa.com/powersports) - [Resources](https://www.mblusa.com/resources) - [Careers](https://www.mblusa.com/careers) - [Contact Us](https://www.mblusa.com/service/contact/#contact_us) Show submenu for Contact Us - [North & South America](https://www.mblusa.com/service/contact/) - [Japan](https://www.mitsuboshi.com/english/inquiry/form_general/) - [Europe](https://www.mitsuboshi.de/en/contact/) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. # MB Belt [know more](https://www.hubspot.com/) - [Products](https://www.mblusa.com/products?hsLang=en) > - [Industrial](https://www.mblusa.com/industrial?hsLang=en) > - [Friction Forced Belts](https://www.mblusa.com/friction_forced_belts?hsLang=en) > - MB Belt ![MB Belt Polyurethane V-belt (MB)-1](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/MB%20Belt%20Polyurethane%20V-belt%20(MB)-1.jpg?width=1200&length=1200&name=MB%20Belt%20Polyurethane%20V-belt%20(MB)-1.jpg) ![mb-belt-335 cropped](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/mb-belt-335%20cropped.jpg?width=1200&length=1200&name=mb-belt-335%20cropped.jpg) ## Polyurethane V-belt ## MB Belt **High flexibility** **Clean operation** **Excellent oil resistance** **Minimal slippage** Utilizing its impressive flexibility, the MB Belt is compatible with even the smallest pulleys. Boasting exceptional resistance to abrasion and ensuring a clean operation, it minimizes slippage. Moreover, it offers outstanding oil resistance. Primarily utilized in sewing machines, home appliances, and precision instruments, MB Belts are designed to handle light load transmissions. This compact and translucent belt is perfect for those seeking a reliable and efficient solution. ![MB Belt Labeled](https://www.mblusa.com/hs-fs/hubfs/MB%20Belt%20Labeled.png?width=600&height=462&name=MB%20Belt%20Labeled.png "MB Belt Labeled") ![MB Belt profile](https://www.mblusa.com/hubfs/MB%20Belt%20profile.png) ##### Construction | **Cord** | Polyester | | --- | --- | | **Core rubber** | Polyurethane | ##### Characteristics | **Heat resistance** | +80°C / +176°F | | --- | --- | | **Cold resistance** | -10°C / 14°F | ##### Available Lengths | 250 | 340 | 400 | 500 | | --- | --- | --- | --- | | 260 | 345 | 410 | 510 | | 270 | 350 | 420 | 520 | | 280 | 360 | 430 | 530 | | 290 | 365 | 440 | 540 | | 300 | 370 | 450 | 550 | | 310 | 380 | 460 | 560 | | 315 | 385 | 470 | 640 | | 320 | 390 | 480 | 760 | | 330 | 395 | 490 |   |   #### Questions? Please contact us to request more information about our product and how it can work with your application. [Contact Us](https://www.mblusa.com/service/contact/?hsLang=en) #### Product Catalog Our comprehensive catalog provides detailed information on dimensions, product codes, and an extensive selection of belt sizes. [Request Now](https://www.mblusa.com/industrial_catalog_request?hsLang=en) --- [![6△ロゴ(青地白文字)](https://www.mblusa.com/hs-fs/hubfs/6%E2%96%B3%E3%83%AD%E3%82%B4(%E9%9D%92%E5%9C%B0%E7%99%BD%E6%96%87%E5%AD%97).png?width=109&height=113&name=6%E2%96%B3%E3%83%AD%E3%82%B4(%E9%9D%92%E5%9C%B0%E7%99%BD%E6%96%87%E5%AD%97).png "6△ロゴ(青地白文字)")](https://www.mblusa.com?hsLang=en) MBL (USA) Corporation manufactures and distributes power transmission belts for original equipment and service parts in the automotive, recreational, and industrial markets. [![Japanese button english-1](https://www.mblusa.com/hs-fs/hubfs/Japanese%20button%20english-1.png?width=411&height=75&name=Japanese%20button%20english-1.png "Japanese button english-1")](https://www.mitsuboshi.com/english/) [![global_portal_en-1](https://www.mblusa.com/hs-fs/hubfs/global_portal_en-1.png?width=231&height=71&name=global_portal_en-1.png "global_portal_en-1")](https://global.mitsuboshi.com/?_fsi=BTkyi7wZ) ## Get In Touch (815) 434-1282 Toll Free (877) 625-7832 [mblusa.websupport@mitsuboshi.com](mailto:mblusa.websupport@mitsuboshi.com) Plant & Warehouse: 601 Dayton Road, Ottawa, IL 61350 Sales & Engineering: 1600 Golf Road, Rolling Meadows, IL 60008 ## Menu - [About Us](https://www.mblusa.com) - [Products](https://www.mblusa.com/products) - [Resources](https://www.mblusa.com/resources) - [Careers](https://www.mblusa.com/careers) - [News](https://www.mblusa.com/mbl-usa-corporation-news) Copyright © 2025 MBL (USA) Corporation All Rights Reserved. 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