At Ananka Fasteners Pvt Ltd, we manufacture fasteners to the dimensional requirements of DIN 7997. DIN 7997 covers cross-recessed (Pozidriv/Phillips) countersunk (flat, 90-degree) head wood screws with a wood-screw thread per DIN 7998. Common nominal diameters 3 mm to 6 mm.
DIN 7997 covers cross-recessed (Pozidriv/Phillips) countersunk (flat, 90-degree) head wood screws with a wood-screw thread per DIN 7998. Common nominal diameters 3 mm to 6 mm.
Countersunk (flat) head wood screw, cross recess
Key dimensions for common sizes are listed below.
| Nom. dia d (mm) | Head dia dk (mm) | Head height k (mm) |
|---|---|---|
| 3.0 | 5.6 | 1.65 |
| 3.5 | 6.5 | 1.93 |
| 4.0 | 7.5 | 2.2 |
| 4.5 | 8.3 | 2.35 |
| 5.0 | 9.2 | 2.5 |
| 6.0 | 11.0 | 3.0 |
Wood screw thread per DIN 7998 (single-start, gimlet point)
[‘DIN 7995’, ‘DIN 7996’, ‘DIN 97’, ‘DIN 7998’]
For the official DIN standards catalogue, see the DIN standards listing. This external reference is provided for standards identification; the purchaser should verify the current edition applicable to the order.
We produce DIN 7997 fasteners in carbon and alloy steel, austenitic, duplex and super-duplex stainless, and high-nickel, titanium and copper alloys — for structural, flanged, machinery and process applications worldwide.
For technical documentation and quotations, buyers can also review the Ananka Fasteners manufacturing and supply range or contact the team through the fastener enquiry and technical support page.
Ananka Fasteners supplies every lot with full material traceability and third-party testing on request.
DIN 7997 covers cross-recessed (Pozidriv/Phillips) countersunk (flat, 90-degree) head wood screws with a wood-screw thread per DIN 7998. Common nominal diameters 3 mm to 6 mm.
Ananka Fasteners manufactures DIN 7997 in sizes from 3.0–6.0. See the Dimensional Table above for the complete size breakdown.
Wood screw thread per DIN 7998 (single-start, gimlet point)
We produce DIN 7997 fasteners in carbon and alloy steel, austenitic, duplex and super-duplex stainless, and high-nickel, titanium and copper alloys — for structural, flanged, machinery and process applications worldwide.
Yes. For a quotation, provide the required nominal size, material grade, quantity and any inspection or certificate requirements.
Need a fastener manufactured to DIN 7997 for an industrial project? Send the required fastener type, size, material grade, quantity and certification requirements to Ananka Fasteners. Our team can review the requirement and provide technical and commercial information for standard or custom configurations.
Recommended RFQ details: DIN 7997 requirement, nominal size, material grade, quantity, inspection requirements and EN 10204 certificate requirements where applicable.
Dimensions compiled per DIN 7997 and industry references; provided for reference only — confirm against the current edition of the standard before design use.
