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Newtons to Kilograms-force (N to kgf)
Convert newtons to kilograms-force: 1 N = 0.101972 kgf. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.
Formula
1 N = 0.101972 kgf
kilograms-force = newtons × 0.1019716213 — reverse: newtons = kilograms-force × 9.80665
The factor is derived from the SI definitions of both units (base unit: N) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.
Worked examples
- 5 N = 0.509858 kgf
- 12.5 N = 1.27465 kgf
- 100 N = 10.1972 kgf
Newtons to kilograms-force conversion table
| Newtons (N) | Kilograms-force (kgf) |
|---|---|
| 1 | 0.101972 |
| 2 | 0.203943 |
| 3 | 0.305915 |
| 4 | 0.407886 |
| 5 | 0.509858 |
| 6 | 0.61183 |
| 7 | 0.713801 |
| 8 | 0.815773 |
| 9 | 0.917745 |
| 10 | 1.01972 |
| 15 | 1.52957 |
| 20 | 2.03943 |
| 25 | 2.54929 |
| 30 | 3.05915 |
| 40 | 4.07886 |
| 50 | 5.09858 |
| 75 | 7.64787 |
| 100 | 10.1972 |
| 200 | 20.3943 |
| 250 | 25.4929 |
| 500 | 50.9858 |
| 1000 | 101.972 |
FAQ
How many kilograms-force are in one newton?
1 N = 0.101972 kgf. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.
What is the formula to convert newtons to kilograms-force?
Multiply the value in newtons by 0.1019716213: kilograms-force = newtons × 0.1019716213. For example, 5 N = 0.509858 kgf.
How do I convert kilograms-force back to newtons?
Multiply by the inverse factor 9.80665 (newtons = kilograms-force × 9.80665), or use the kilograms-force-to-newtons page.
Related conversions
Machine access
- API:
GET https://tttkmbb.com/api/v1/convert?value=5&from_unit=N&to_unit=kgf - MCP: server
https://tttkmbb.com/mcp, toolconvert_unitswith{"value":5,"from_unit":"N","to_unit":"kgf"} - Markdown: https://tttkmbb.com/conversion/newtons-to-kgf.md · JSON: https://tttkmbb.com/conversion/newtons-to-kgf.json (add
?value=for a result) · Units: /api/v1/units?quantity=force - OpenAPI operationId:
convert_units. Freshness:static. Authentication: none.