Product Category

LMRK Series Pneumatic Linear Shaft Clamping Element

This pneumatic normally-open linear shaft clamp is engineered to deliver reliable holding performance while helping you reduce costs by at least 30%.Designed for efficiency and durability,it is ideal for automation,machinery and positioning applications.We maintain large in-stock quantities to ensure fast delivery and short lead times.


Additional Information

-As our catalog has not yet been updated,the below only shows part of LMT's product range.We also provide round shaft clamps with diameters of 15mm,25mm,35mm,45mm and other sizes.

-We also support customization based on your specific dimensions.The lead time for customized products is approximately 14 days.

-For these unlisted models,please consult our sales team to obtain 2D and 3D drawings as well as quotations.

-For any parameters and information not shown here,please also contact our sales team for inquiries or to obtain our full catalog.


LMRK Round Shaft Pneumatic Normally Open Type Dimension


LMRK Round shaft pneumatic normally open type dimension


Download CAD

LMRK12 Round Shaft Pneumatic Normally Open Clamp.STEP


LMRK20 Round Shaft Pneumatic Normally Open Clamp.STEP


LMRK30 Round Shaft Pneumatic Normally Open Clamp.STEP


LMRK Round Shaft Pneumatic Normally Open Clamp Structure


LMRK Round shaft pneumatic normally open clamp structure


LMRK Round Shaft Pneumatic Normally-Open Clamp Features

-Applied to linear shafts

-Used for sliding table fixation, precise positioning and vibration suppression

-Adopts Normally Open (NO) structure

-Shaft clamping action activated upon air pressure supply

-Clamping released immediately after air pressure exhaust

-Compatible with both linear shafts and round shafts


LMRK Round Shaft Pneumatic Normally Open Clamp Working Parameters

Working pressure

 0.2~0.6MPa 

Response time

≤0.06 s

Use temperature

0℃~70℃

Clamping Service life

5 million times



Rated Holding Force And Air Consumption


 Model                                               Rated holding force(N)                                          Air consumption (ℓ/cycle(ANR))


LMRK12                                                                650N                                                                                               0.015


LMRK20                                                                1000N                                                                                             0.019


LMRK30                                                                1750N                                                                                             0.03



Note: The data in the table are values at 0.6MPa air pressure. The holding force is proportional to the air pressure within the working pressure range.



Telephone: +86-177-1469-5726 
Address: Huangqiao Street,215000 Xiangcheng District,Suzhou city, China

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