Flange Screw

Also known as / standards: Flange Bolt · Flanged Hex Bolt · DIN 6921 · HEX FLANGE BOLT · DIN EN 1665 · ISO 4162 · ISO 15071 · JIS B 1189

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About Flange Screw

Flange bolts integrate a washer-like bearing face under the head — one part instead of two. The face is often serrated to resist loosening, which is why they are common in automotive and line assembly.

Also known as Flange Bolt · Flanged Hex Bolt

Standards DIN 6921 · DIN EN 1665 · ISO 4162 · ISO 15071 · JIS B 1189

Zinc-plated steel

Low cost with adequate strength.

How to choose

• Serrated flanges mark the surface — use smooth flanges on finished parts.
• The flange is wider than a plain head; check clearance near ribs and walls.