--- title: MBL (USA) | Long-span Timing Belt description: Mitsuboshi's Long-span Timing Belt is designed to meet demands of modern industry. Choose from open-end or endless types for various motion applications. --- [Skip to content](https://www.mblusa.com/long-span_timing_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. # Long-span Timing Belt [know more](https://www.hubspot.com/) - [Products](https://www.mblusa.com/products?hsLang=en) > - [Industrial](https://www.mblusa.com/industrial?hsLang=en) > - [Synchronous Belts](https://www.mblusa.com/synchronous_belts?hsLang=en) > - Long-span Timing Belt ![image_otg_1](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/image_otg_1.jpg?width=1200&length=1200&name=image_otg_1.jpg) ## Open-end & Endless Type ## Long-span Timing Belt **Trapezoidal tooth** **Round tooth** **Energy efficient** **Maintenance free** **Quiet operation** **Design freedom** This product was created to address the demands of the modern industrial landscape, where there's a growing emphasis on automation and energy efficiency in equipment and production processes. The Mitsuboshi **Long-span Timing Belt** comes in two varieties: an open-end type primarily employed for reciprocating motion, and an endless type capable of rotational movement. #### Open-end Type Round Tooth Trapezoidal Tooth #### SUPER TORQUE G Open-end Type Unit: meters | Belt type | Width (mm) | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 4 | 6 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | | | S2M | 89 | 58 | 35 | - | - | - | - | - | - | - | | S3M | - | 110 | 65 | 43 | - | - | - | - | - | - | | S5M | - | - | 78 | 50 | 87 | 68 | 55 | - | - | - | | S8M | - | - | 124 | 82 | 60 | 48 | 52 | 39 | 30 | 24 | | S14M | - | - | - | - | - | - | - | 40 | 30 | - |     #### SUPER TORQUE U Open-end Type Unit: meters | Belt type | Nominal width | | | | | --- | --- | --- | --- | --- | | 40 | 60 | 100 | 150 | | | S2M | 99 | 67 | - | - | | S3M | - | 82 | 50 | 33 | \*For T80, the belt width is (mm).  \*For XL and L, the belt width is inches x 100.   #### MEGA TORQUE Open-end Type Unit: meters | Belt type | Width (mm) | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 6 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | | | | **MEGA TORQUE G** | MTS3M | 110 | 65 | 43 | - | - | - | - | - | - | | MTS5M | - | 78 | 50 | 87 | 68 | - | - | - | - | | | MTS8M | - | - | 82 | 60 | 48 | 52 | 39 | - | 24 | | | **MEGA TORQUE GII** | MTS8M | - | - | 82 | 60 | 48 | 52 | 39 | - | 24 |   #### Timing Belt G Open-end Type Unit: meters | Width (mm) | 6.4 | 9.5 | 12.7 | 19.1 | 25.4 | 38.1 | | | --- | --- | --- | --- | --- | --- | --- | --- | | Nominal width | 025 | 037 | 050 | 075 | 100 | 150 | | |   **Belt type**     | MXL | 70 | 47 | 34 | - | - | - | | XL | 129 | 86 | 64 | 39 | - | - | | | L | - | - | 71 | 45 | 33 | - | | | H | - | - | - | 85 | 62 | 38 | |     #### Timing Belt U Open-end Type Unit: meters | Width (mm) | 3.2 | 4.8 | 6.4 | 9.5 | 12.7 | 19.1 | | | --- | --- | --- | --- | --- | --- | --- | --- | | Nominal width | 3.2 | 019 | 025 | 037 | 050 | 075 | | |   **Belt type**   | T80 | 99 | 68 | 52 | 35 | - | - | | XL | - | 94 | 71 | 48 | 36 | 17 | | | L | - | - | - | 51 | 38 | - | | \*For T80, the belt width is (mm).  \*For XL and L, the belt width is inches x 100.   #### Timing Belt U Open-end Type Unit: meters | Belt type | Width (mm) | | | | | | --- | --- | --- | --- | --- | --- | | 5 | 10 | 15 | 20 | 25 | | | T5 | 87 | 44 | 29 | - | - | | T10 | - | 49 | 32 | 17 | 13 |   #### Endless Type Round Tooth Trapezoidal Tooth #### SUPER TORQUE G Endless Type Unit: meters | Belt type | Belt width (mm) | Maximum belt length (m) | | | --- | --- | --- | --- | | Minimum | Maximum | | | | S8M | 19.0 | 342 | 20 | | S14M | 50.0 | 406 | 20 | \*The allowable tension should be about 1/2 of that of a standard timing belt. #### Timing Belt G Endless Type Unit: meters | Belt type | Belt width (mm) | Maximum belt length (m) | | | --- | --- | --- | --- | | Minimum | Maximum | | | | L | 12.7 | 355 | 20 | | H | 19.1 | 343 | 20 | | XH | 50.8 | 406 | 20 | | XXH | 50.8 | 406 | 20 | \*The allowable tension should be about 1/2 of that of a standard timing belt. #### 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) #### Design Manual Provides comprehensive guidelines and instructions for creating effective and efficient timing belt systems. [Request Now](https://www.mblusa.com/timing_belt_design_manual_request?hsLang=en) [![image_gigatorquegx-1](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/image_gigatorquegx-1.jpg?width=1200&length=1200&name=image_gigatorquegx-1.jpg)](https://www.mblusa.com/giga_torque_gx?hsLang=en) Giga Torque GX [![image_megatorque_g2_#1-2](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/image_megatorque_g2_%231-2.jpg?width=1200&length=1200&name=image_megatorque_g2_%231-2.jpg)](https://www.mblusa.com/mega_torque_series?hsLang=en) MEGA TORQUE Series [![image_supertorque_g_s8m _2](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/image_supertorque_g_s8m%20_2.jpg?width=1200&length=1200&name=image_supertorque_g_s8m%20_2.jpg)](https://www.mblusa.com/super_torque_series?hsLang=en) SUPER TORQUE Series [![image_h_series_timing_belt_1](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/image_h_series_timing_belt_1.jpg?width=1200&length=1200&name=image_h_series_timing_belt_1.jpg)](https://www.mblusa.com/h_series_timing_belt?hsLang=en) H Series Timing Belt [![Freespan-335](https://39607677.fs1.hubspotusercontent-na1.net/hub/39607677/hubfs/Freespan-335.jpg?width=1200&length=1200&name=Freespan-335.jpg)](https://www.mblusa.com/freespan_belt?hsLang=en) FREESPAN™ Timing Belt --- [![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. 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