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  3. Self-locking washer
  4. HEICO Befestigungstechnik GmbH / HEICO Umformtechnik GmbH

Wedge-lock washer HEICO-LOCK®
self-lockingsafetyanti-vibration

Wedge-lock washer - HEICO-LOCK® - HEICO Befestigungstechnik GmbH / HEICO Umformtechnik GmbH - self-locking / safety / anti-vibration
Wedge-lock washer - HEICO-LOCK® - HEICO Befestigungstechnik GmbH / HEICO Umformtechnik GmbH - self-locking / safety / anti-vibration
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Characteristics

Type
self-locking, wedge-lock, safety, anti-vibration, ribbed
Configuration
round, slotted
Material
steel, stainless steel
For screws with thread size
M6, M8, M5, M10, M12
Other characteristics
high load capacity, custom, for bolt securing, high-temperature
Internal diameter

Min.: 3.4 mm
(0.13 in)

Max.: 79.1 mm
(3.11 in)

External diameter

Min.: 7 mm
(0.276 in)

Max.: 110 mm
(4.331 in)

Batch size

Min.: 1 unit

Max.: 200 unit

Description

HEICO-LOCK® Wedge Lock Washers Even under extremes of vibration or dynamic loads, the HEICO-LOCK® Wedge Locking System provides maximum reliability. When the bolt is tightened, the external radial teeth of the HEICO-LOCK® Wedge Lock System embed themselves in an interlocking fashion with the respective mating surface. If the securing system is subject to dynamic stress, movement is only possible between the internal washer surfaces. This results in an increase in the clamping force. - Certified system for securing bolts, working at low and high preload levels - Particularly suitable for dynamic loads – including when using lubricants - Can be re-used - Very easy to install and remove (wedge lock washers are supplied as a pre-assembled pair) - Also suitable for high-tensile bolts of 8.8, 10.9 and 12.9 and their respective nuts - Available in steel or stainless steel with narrow or wide bearing surfaces – other materials are available upon request - Available from M3 – M76 and ¼” – 3” - custom sizes upon request

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Exhibitions

Meet this supplier at the following exhibition(s):

SMM 2026
SMM 2026

1-04 Sep 2026 Hamburg (Germany)

  • More information
    InnoTrans 2026
    InnoTrans 2026

    22-25 Sep 2026 Berlino (Germany)

  • More information
    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.