M8 Closed-end rivet nuts AN 324 zinc plating cylindrical flange 5 pcs.
Closed-end rivet nuts AN 324 M8 made of zinc-plated steel. Cylindrical shank knurled beneath the flat flange and closed bottom. Length 24,5 mm excluding flange, grip range 1–3,2 mm, round hole 11,1 mm. Price for 5 pieces.

Closed-end rivet nuts AN 324 M8 — zinc-plated steel, 5 pieces
Rivet nuts for setting internal threads in thin components using a rivet-nut tool. AN 324 has a closed bottom, cylindrical body and flat cylindrical flange. Longitudinal knurling on the shank section beneath the flange limits rotation of the item in the material.
Technical specifications
- Catalogue designation: AN 324
- Rivet nut type: Closed-end (closed bottom)
- Body shape: Cylindrical
- Body surface: Longitudinally knurled beneath the flange
- Flange type: Cylindrical (flat)
- Internal thread d: M8
- Body diameter d1: 11 mm
- Flange diameter d2: 16 mm
- Flange height k: 1,4–1,6 mm
- Nominal length l: 24,5 mm (excluding flange)
- Grip range e: 1–3,2 mm
- Installation hole shape: Round
- Installation hole according to the data sheet: 11,1 mm
- Material: Carbon steel
- Coating: White electroplated zinc
- Passivation according to the data sheet: Cr3+
Nominal length l = 24,5 mm is measured beneath the flange, from its bearing surface to the closed end. It excludes flange height k, for which the documentation gives a range of 1,4–1,6 mm.

Material and finish
Carbon steel with white electroplated zinc coating, with Cr3+ passivation. The stated specifications come from the applicable catalogue documentation and are not a test certificate for a specific batch.
Selection and installation
For this M8, the specified values are round hole 11,1 mm and grip range 1–3,2 mm. The grip range is marked e in the table and g in the installation diagram. It refers to the thickness of the joined material. Rivet-nut selection and setting parameters must be confirmed by trials on the intended material and tool.
The closed bottom limits access from the end of the rivet nut. The documentation does not specify a sealing class or pressure resistance. Select the screw insertion length with the blind hole in mind.

Scope of delivery
The price includes one pack of 5 rivet nuts AN 324 M8 made of zinc-plated steel. The in-house product and packaging graphics are illustrative; they do not document the number of items or the actual delivery carton. The diagram shows geometry and dimensional labels following this family's documentation. The thread and closed hole are schematic; this is not a manufacturing drawing.
Frequently asked questions
How many pieces does the price include?
One pack contains 5 pieces.
Does the rivet nut have a through hole?
No. AN 324 has a closed bottom. The screw length must suit the available thread depth.
Does length 24,5 mm include the flange?
No. Length l is measured beneath the flange. Flange height k is 1,4–1,6 mm.
What hole and material thickness range does the documentation specify?
Round hole 11,1 mm and grip range 1–3,2 mm. Selection and setting must be checked by trials.
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Sales unitpack
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MaterialCarbon steel
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CoatingWhite electroplated zinc
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Quantity per pack5 pcs
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Flange diameter d216 mm
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Catalogue designationAN 324
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Rivet nut typeClosed-end (closed bottom)
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Body shapeCylindrical
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Body surfaceLongitudinally knurled beneath the flange
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Flange typeCylindrical (flat)
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Internal thread dM8
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Body diameter d111 mm
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Mounting hole according to data sheet11,1 mm
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Flange height k1,4–1,6 mm
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Nominal length l24,5 mm (excluding flange)
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Passivation according to data sheetCr3+
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Mounting hole shapeRound
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Clamping range e1–3,2 mm
1. Eye protection:
– Always wear safety goggles or a face shield to protect your eyes from sparks, particles and metal fragments.
2. Hearing protection:
– When working in a noisy environment, use ear defenders or earplugs to prevent hearing damage.
3. Respiratory protection:
– When working in dusty surroundings or in the presence of fumes, wear a filtering mask or an appropriate respirator.
– Ensure proper ventilation of the workstation.
4. Hand and skin safety:
– Use protective gloves that protect against mechanical injuries and chemicals.
– Where necessary, use protective creams to prevent irritation and dry skin.
5. Work clothing:
– Work in protective clothing resistant to sparks and splashes.
– Avoid loose clothing, jewellery and loose hair near machinery.
6. Fire risk:
– Keep the workstation free of flammable materials (e.g. paper, fabrics and chemicals).
– Keep a serviceable fire extinguisher close at hand and know how to use it.
7. Electrical hazards:
– Check the condition of cables and electrical equipment before use.
– Do not use electrical devices in damp conditions.
– Disconnect equipment from the power supply during maintenance or repairs.
8. Use of machinery and tools:
– Regularly inspect the technical condition of machines and tools.
– Use equipment in accordance with the manufacturer's instructions.
– Blades and tools should be maintained regularly and kept in good condition.
– Machines should be fitted with appropriate guards and protective devices.
9. Handling materials:
– Use handling equipment to move heavy components.
– Lift and carry using ergonomic practices to avoid injury.
10. Working with chemicals:
– Store chemicals in labelled, safe containers.
– Use substances in accordance with the manufacturer's instructions and occupational health and safety rules.
– Ensure air circulation when using chemicals.
Other important rules:
– Keep the workstation clean and tidy.
– Ensure adequate lighting in the working area.
– Provide occupational health and safety training.
– Carry out regular safety audits and comply with current regulations.

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