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TSUBAKI freewheels

Identify TSUBAKI freewheels together with their integration into the drive. An inquiry may concern the main element or a configuration with mounting accessories, and that distinction must be explicit. MZEU and BREU designations identify these blocks without reducing the request to a diameter. Describe the expected machine function separately: recording the reference and explaining motion are complementary selection steps.

See all TSUBAKI power transmission references →TSUBAKI guide →Freewheels and backstops from all brands →TSUBAKI roller chains →TSUBAKI conveyor chains →

Identifying the designation

The catalog includes MZEU12-K, MZEU12-K E1+E2 and BREU30-K E1+E2. The first two share a base reference, but the second adds E1+E2; the third changes line and numeric block. In these references, K identifies an outer-ring keyway and E mounting accessories, with E1 and E2 corresponding to flanges. This is not an internal configuration. Retain the plus sign and both identifiers to review the requested arrangement without adding undocumented accessories.

Application and machine position

In a conveyor, feeder or indexing mechanism, state which freewheel part connects to each machine element. Mark rotation with arrows and a viewing reference. Record which side drives, which can overrun the other and expected behavior when the drive stops. If flanges are used, photograph their fastenings and available spacing. Mounting arrangement accompanies documented speed and torque information.

Information for a quote

Send MR Accesorios Industriales the full reference, interface dimensions, accessory photographs and application. Add quantity, motion sketch and any parts drawing. State which accessories from the previous assembly will remain, distinguishing main-element replacement from a complete configuration inquiry.

Does E1+E2 describe the inside of the freewheel?

No. It identifies mounting accessories, so the inquiry must also show associated external elements.

Can K be omitted?

No. Retain it in these references because it identifies a mounting detail belonging to the requested configuration.

Does MZEU determine rotation direction?

Direction cannot be established from the line name. State relative motion and viewing side to assess the actual assembly's function.

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Main series

TSUBAKI MZEU-K Freewheel

The TSUBAKI MZEU-K series freewheel is a cam clutch that transmits torque in one direction of rotation and releases in the opposite direction. It mounts on a shaft and is used to prevent backspin, allow free rotation or combine movements in driven machines. MR Accesorios Industriales sells it in Buenos Aires, Argentina, and advises you on choosing the correct variant for your application.

Some codes:MZEU12-K E1+E2MZEU12-K E2+E3MZEU12-K E2+E7MZEU12-K E3+E4MZEU12-K E5+E5

TSUBAKI BREU-K Series Freewheel

The TSUBAKI BREU-K series freewheel is a transmission mechanism that allows rotation in one direction and locks the reverse movement. It is used to prevent backspin, control intermittent feeds and protect equipment where reverse rotation could cause damage or loss of synchronism. MR Accesorios Industriales sells this line, with configuration alternatives according to the code you need.

Some codes:BREU30-K E1+E2BREU30-K E2+E3BREU30-K E2+E7BREU30-K E3+E4BREU30-K E5+E5

TSUBAKI BSEU Freewheel

The TSUBAKI BSEU series freewheel is a power transmission component that allows rotation in one direction and locks movement in the opposite direction. It is used in applications where backstopping is needed, such as inclined conveyors, gearboxes and lifting equipment. MR Accesorios Industriales supplies this line as a brand and helps you choose the model according to your part number.

Some codes:BSEU25-20BSEU25-25BSEU40-20BSEU40-25BSEU40-30

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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