At Ananka Fasteners Pvt Ltd, we manufacture fasteners to the dimensional requirements of DIN 546. Slotted round nuts with straight slots in the outer diameter, tightened with a face/pin spanner. Used for adjustment and retaining applications on shafts and in low-profile assemblies. Standard covers roughly M1 through M20.
Slotted round nuts with straight slots in the outer diameter, tightened with a face/pin spanner. Used for adjustment and retaining applications on shafts and in low-profile assemblies. Standard covers roughly M1 through M20.
Slotted round nut
Key dimensions for common sizes are listed below.
| Nominal Size (M) | Outside Dia dk (mm) | Height m (mm) | Slot Width n (mm) | Slot Depth t (mm) |
|---|---|---|---|---|
| M6 | 12.0 | 5.0 | 2.0 | 2.0 |
| M8 | 14.0 | 6.5 | 3.0 | 2.5 |
| M10 | 18.0 | 8.0 | 3.5 | 3.2 |
| M12 | 21.0 | 10.0 | 4.0 | 3.8 |
| M16 | 26.0 | 12.0 | 4.0 | 3.8 |
| M20 | 32.0 | 14.0 | 5.0 | 4.8 |
6H (internal metric coarse)
DIN 1804 (slotted round nut with locating slots), DIN 981 / DIN 70852 (round nuts), DIN 462 (keyed lock washer)
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 546 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.
Slotted round nuts with straight slots in the outer diameter, tightened with a face/pin spanner. Used for adjustment and retaining applications on shafts and in low-profile assemblies. Standard covers roughly M1 through M20.
Ananka Fasteners manufactures DIN 546 in sizes from M6–M20. See the Dimensional Table above for the complete size breakdown.
6H (internal metric coarse)
We produce DIN 546 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 546 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 546 requirement, nominal size, material grade, quantity, inspection requirements and EN 10204 certificate requirements where applicable.
Dimensions compiled per DIN 546 and industry references; provided for reference only — confirm against the current edition of the standard before design use.
