Description
SPIETH DSM25.1 High-Performance Lock Nut
| Manufacturer | SPIETH |
| Part Number | DSM25.1 |
| Power Supply | Not applicable |
| Made in | Germany |
| Mass | 0.5 kg |
| Size | 25 x 25 x 15 mm |
| Guarantee Period | 1 year |
| Approvals | ISO 9001, DIN 5480 |
| Catalog Number | DSM25.1 |
| Package Contents | High-Performance Lock Nut, Installation Instructions |
| Nominal Diameter | 25 mm |
| Thread Type | Metric |
| Material | High-grade steel |
| Torque Rating | 120 Nm |
| Temperature Range | -30 to 200°C |
| Surface Finish | Black oxide |
Secure and reliable shaft connection for high-performance machinery
Key benefits: Prevents unintended loosening under vibration, Easy installation and removal, High torque transmission capability, Durable construction for long-term reliability
Typical applications: Machine tool spindles, Gearboxes, Pumps and compressors, Precision engineering
Lifecycle: 5+ years
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.





Daniel W. –
Excellent build quality on the terminal blocks. Makes panel wiring neat and fast.