• Clamp Levers


Plastic Clamp Levers - Spring Washer Integrated Type

Dimension Drawing

LEMS-WPlastic Clamp Levers - Spring Washer Integrated Type寸法図

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch Lm R H H' h s D d Ds ts Dw tw s1 B*1 Tooth No. Max. Load Max. Clamping Force Mass
Add to Cart
LEMS-10-80-W-BK M10 1.5 80 78 55.4 59.4 36 8 21 16 18.4 2.5 20 1 7 11 26 200 11 101 BK 29.51 CAD Cart

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Lever Part Nylon 6 (Various Color)
Thread Part SUS303
Setscrew Stainless Steel
Serration Ring (Insert) Zinc Die Cast
Spring Washer SUS304
Plain Washer SUS304
Spring Stainless Steel Wire


  • Plastic clamp lever with spring washer.
  • This eliminates the need to mount spring washers.
  • The special shape of the plain washer holds the spring washer captive.
  • The plain washer can be rotated along the thread ridges and removed. The spring washer can be replaced with a different washer component.

LEMS-WPlastic Clamp Levers - Spring Washer Integrated Type

  • The zinc die cast serration ring is inserted into the plastic lever main unit. It achieves sufficient fitting strength with the metal screw serrations.
  • The lever is available in 3 color variations. 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.

Precautions for Use

Before tightening the lever, make sure that the plain washers are located at the relief cut section as shown in Fig. 1. Tightening the plain washer while hooked on the screw thread as shown in Fig. 2 may cause the plain washer to be deformed.

LEMS-WPlastic Clamp Levers - Spring Washer Integrated Type

Usage Example

Can be used for tightening slotted holes.

LEMS-WPlastic Clamp Levers - Spring Washer Integrated Type

Nominal of thread for slotted hole widths should be +0.5 mm or less.

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