• Clamp Levers


Plastic Clamp Lever, Male Screw

Plastic Clamp Lever

Dimension Drawing

LEMPlastic Clamp Levers, Male Screw寸法図

*1: Setscrew head shapes have been changed from hex sockets to hexalobular sockets.



M (Coarse)
Nominal of Thread
Lever Part

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch Lm R H H' h s D d Tooth No. Max. load
Max. tightening force
Lever Part
Add to Cart
LEM-8-50-BK M8 1.25 50 63 46.3 50.3 31 6.5 17.5 13.5 24 120 7 BK 49 6.47 CAD Cart

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Lever Part Nylon 6 (Various Color)
Thread Part SUM22L
Ferrosoferric Oxide Film (Black)
Setscrew Steel
Ferrosoferric Oxide Film (Black)
Serration Ring (Insert) Zinc Die Cast
Spring Stainless Steel Wire or SWPB


  • A serration ring made of zinc die cast is inserted into the lever body made of plastic. They also realize sufficient strength for fitting with metal thread serration.
  • A rich variety of thread sizes from M3 to M12 are available.
  • There are three types of combinations of thread part materials / surface treatments:
    LEM----Made of steel / ferrosoferric oxide film (black)
    LEME----Made of steel / electroless nickel plating
    LEMS----Made of stainless steel
  • LEME has electroless nickel plating applied to its thread part made of steel to enhance its corrosion resistance.
  • There are three color variations for the lever part. They can be selected by the end symbol of the part number.
End Symbol Lever Part Color
BK Matte black
SG Matte silver
OR Matte orange

Only takes a minute to understand! How to Use Clamp Levers.

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