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NF40 Frizione40mm -Roller One-Way - Antiritorno/Superamento 40x110x63mm
NF40 One-Way Clutch 40mm x 110mm x 63mm
✔️ NF40 overrunning clutch for single-direction rotation systems
This single NF40 one-way clutch is a handy choice for indexing, backstopping, and overrunning setups where rotation must occur in only one direction. It’s commonly used in conveyors, mining equipment, hydraulic drives, textile and printing machinery, and systems that must not roll backward during power loss. This model is non-bearing-supported and requires external bearing support.
✅ Inner diameter 40mm
✅ Outer diameter 110mm
✅ Width 63mm
✅ For overrunning, indexing, and backstopping
✅ Requires external bearing support
✅ Used in conveyor lifts, textile machines, hydraulic drives, and similar setups
✅ Pack size: 1 clutch
Dimensions Tabellamm)
| Caratteristica | Valore |
|---|---|
| d ID) | 40 |
| D OD) | 110 |
| D5 | 90 |
| D6 | 62 |
| LWidth) | 63 |
| t | 7 |
| b | 15 |
| r | 3.0 |
| r1 | 2.5 |
| T (Torque Ref.) | 1100 |
| n₂ | 1250 |
| n₃ | 1700 |
💡 Why use a one-way clutch in systems that must avoid reverse rotation?
Its internal locking rollers allow torque transfer in one direction while freewheeling in the other.
- Prevents conveyors from rolling backward under gravity
- Supports smooth indexing for step-by-step motion
- Helps protect machines during shutdown or power loss
- Ideal for printing, hydraulic, and industrial drive systems
A dependable pick when you need controlled, one-direction rotation with secure backstop protection.