• Clamp Levers


Plastic Clamp Lever, Female Screw

Dimension Drawing

LUDFSPlastic Clamp Levers, Female Screw寸法図

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



M (Coarse)
Nominal of Thread
Lf min.
Lever Part

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch Lf min. W H H' h s T D d Tooth No. Max. load
Max. tightening force
Lever Part
Add to Cart
LUDFS-52-4-BK M4 0.7 8 52 23.5 27 24.5 1.5 15.4 14 10 18 36 1.7 BK 14 14.27 CAD Cart
LUDFS-52-4-BL M4 0.7 8 52 23.5 27 24.5 1.5 15.4 14 10 18 36 1.7 BL 14 14.27 CAD Cart
LUDFS-52-4-OR M4 0.7 8 52 23.5 27 24.5 1.5 15.4 14 10 18 36 1.7 OR 14 14.27 CAD Cart
LUDFS-52-4-SG M4 0.7 8 52 23.5 27 24.5 1.5 15.4 14 10 18 36 1.7 SG 14 14.27 CAD Cart
LUDFS-52-4-YW M4 0.7 8 52 23.5 27 24.5 1.5 15.4 14 10 18 36 1.7 YW 14 14.27 CAD Cart

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Lever Part Nylon 6 (Various Color)
Thread Part SUS303
Setscrew Stainless Steel
Serration Ring Zinc Die Cast
Spring Stainless Steel Wire


  • A double arm type clamp lever made of plastic.
  • Designed in consideration of the seven principles of universal design. A shape for easy application of forces and operations.
  • About Universal Design ⇒Universal design UDEX® series
  • The rotating radius is about a half of plastic clamp levers. Space-saving.
  • 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.
  • There are two types of thread part materials:
    LUDF----Made of steel
    LUDFS----Made of stainless steel
  • A rich variety of thread sizes from M3 to M12 are available.
  • Five-color variations support the color universal design of machines / devices. Two-tone color of dark gray and various colors.
  • Lever part colors 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
BL Matte blue
YW Matte yellow

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

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