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DIN 986 

Hexagon cap nuts
Material: Steel 8 | Surface: zinc-plated

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DIN 986 | Steel | 8 | zinc plated | Cr (VI) - free | metric thread

The hexagon cap nuts with clamping part are self-locking cap nuts with plastic insert. An ring-shaped clamping part made of polyamide is firmly attached to the front surface and cannot be accidentally forgotten. The plastic insert has a reliable clamping effect when attached. The multiple use of the cap nut is not intended.

• Reliable securing by clamping action of the polyamide insert
• Firmly integrated clamping part - accidental forgetting impossible

technical details

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Application Joining by bolt, joining by stud
Cr(VI) Note Cr(VI)-free
Flange/washer without flange
Force application Hexagon head
Installation method Assembly by hand
Material Steel
Material version 8
Risk hydrogen embrittlement
RoHS conformal
Surface zinc-plated
Thread type Metric thread


You can download CAD-files from our catalog on partcommunity: To Böllhoff partcommunity
Title Language Version File Download
Data sheet: Technical information and dimensions of the product English 02/2023 122.17 KB / PDF
Fastening and assembly technology: Products and services English 1180/21-V1-EN (WBH) 8.79 MB / PDF
Böllhoff bulletin: Changeover to Cr6+-free protective zinc layers for fasteners English 1622/15.02 894.98 KB / PDF

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