Description
SPIETH MSF55X1.5 Lock Nut for Secure Fastening
Secure fastening for precision machinery, ensuring zero backlash and long-term reliability.
| Brand Name | SPIETH |
| Model No. | MSF55X1.5 |
| Input Voltage | Not specified |
| Origin | Germany |
| Net Weight | 0.25 kg |
| Product Dimensions | 55 mm diameter x 10 mm thickness |
| Warranty Period | 2 years |
| Compliance | ISO 9001, DIN 981 |
| Part Number | SPIETH-MSF55X1.5 |
| Included Items | 1 x SPIETH MSF55X1.5 Lock Nut |
| Thread Size | M55 x 1.5 |
| Material | Steel, hardened |
| Finish | Phosphate coated |
| Locking Type | Axial slot and set screw |
| Max Torque | 1200 Nm |
| Operating Temperature | -30°C to +150°C |
Key benefits: • Prevents loosening under vibration • Easy installation and adjustment • High clamping force for demanding applications • Durable hardened steel construction
Typical applications: Machine tools, spindle bearings, industrial robots, heavy machinery
Lifecycle: 10+ years with proper maintenance
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.






Patricia E. –
Good price for such a robust HMI. Technical documentation was clear.