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DIN 6926  similar to EN 1663

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

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similar to EN 1663
DIN 6926 | steel | 8 | zinc-plated | Cr(VI) - free | metric thread

Note:The hexagon nuts with flange and clamping part are self-locking nuts with plastic insert. The flange increases the contact area and protects the component surface. A ring-shaped polyamide clamp is permanently attached to one of the two end faces and cannot be accidentally forgotten. The plastic insert has a reliable clamping effect when fastening the nut. Multiple use of the hexagon nut is not intended.
- Protects the component surface without washers or spring washers
• Reliable securing through clamping effect of the polyamide insert
• Permanently 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 with flange
Force application Hexagon head
Installation method Screw into place with tool
Material Steel
Material version 8
Risk hydrogen embrittlement
RoHS conformal
Surface zinc-plated
Thread type Metric thread


Please log in for CAD-Downloads.
Title Language Version File Download
Böllhoff bulletin: Changeover to Cr6+-free protective zinc layers for fasteners English 1622/15.02 894.98 KB / PDF
Data sheet: Technical information and dimensions of the product English 02/2022 124.31 KB / PDF
Fastening and assembly technology: Products and services English 1180/21-V1-EN (WBH) 8.79 MB / PDF

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