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TSUBAKI leaf chains

TSUBAKI leaf chains are recognized by their articulated plate construction. For replacement, plate arrangement and end connections matter as much as pitch. They are not identified in the same way as roller chains engaging sprockets. TSUBAKI includes BL and AL series; retaining the series enables the actual equipment reference to be reviewed without assigning capacity from appearance or a single plate's observed thickness.

See all TSUBAKI power transmission references →TSUBAKI guide →Leaf chains from all brands →TSUBAKI roller chains →TSUBAKI freewheels and backstops →

Identifying the designation

BL 422, BL 423 and AL 422 have series letters followed by a space and number. The BL examples share their beginning and change the last digit; BL and AL can also share the whole numeric block. Neither establishes interchangeability. Record the complete designation and check plate arrangement against its specific record. Individual digits are not interpreted here as dimensions or allowable load; capacity must come from documentation applicable to the equipment.

Application and machine position

In lifting, pulling or positioning mechanisms using leaf chain, locate anchors and the elements over which the chain passes. Document routing and plate orientation at each connection. Show the position of any parallel chains. Photographs of the ends often reveal replacement details absent from the middle section. State whether measurements were taken on worn or intact areas.

Information for a quote

Send MR Accesorios Industriales the code, measured pitch, plate assembly width, end photographs and application. Add quantity, required length and any mechanism drawing. Describe retained connections and separate measurements from nominal documentation values.

Are BL 422 and AL 422 the same chain?

The series differs and must remain in the identification. Shared numbers neither establish equal construction nor authorize direct replacement.

What should be photographed besides the middle section?

Show ends, anchors and side arrangement of plates. These details explain connection to the mechanism.

Does a thicker plate establish higher capacity?

Not from an isolated observation. Capacity is checked for the full reference and application using the relevant technical data.

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Main series

TSUBAKI BL leaf chain

The TSUBAKI BL series leaf chain is a power transmission component made of articulated plates, designed to withstand high loads and moderate speeds in industrial drives. It is used to link shafts and transmit motion in equipment where robustness and durability are required. MR Accesorios Industriales sells this line as part of its power transmission offering, with technical support to select the right model for the application.

Some codes:BL 422BL 423BL 434BL 444BL 446

TSUBAKI AL Series Leaf Chain

The TSUBAKI AL series leaf chain is a power transmission component made of articulated plates, designed to withstand high loads and moderate speeds in industrial applications. It is used in equipment requiring a flexible and resistant transmission, such as conveyors, elevators and process machinery. MR Accesorios Industriales supplies this line.

Some codes:AL 422AL 444AL 466AL 522AL 544

Send us the TSUBAKI part number

Just the manufacturer part number is enough: we will quote it and provide dimensions and equivalents via WhatsApp or email.

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