Unshakeable Crown Nut With Slot are really important in key setups across lots of industries. Whether it's a regular car or a racing car, specific fixings (such as brackets and fasteners) are needed to firmly fix the wheel bearings, steering components and suspension components to prevent these key parts from shifting while the vehicle is in motion. In aerospace, they’re needed for engine mounts, flight control systems, and landing gear. During the assembly and operation of heavy machinery, they are used to fix track links, hydraulic cylinder brackets and rotating shafts to ensure the connection stability of core components. Wherever they’re used, it’s a spot where safety and dependability can’t be cut corners.
Unshakeable Crown Nut With Slot are really useful in places where you need to check or fix things often. The cotter pin or safety wire you can see right away tells you if the lock is still working. Also, putting them on or taking them off is easy—just put in or take out the pin or wire. That makes fixing parts held by these nuts quicker and simpler than using glues or complicated locking setups. It cuts down on downtime and makes safety procedures during operation better.
Q: How does the slot specifically function to prevent loosening compared to a standard Unshakeable Crown Nut With Slot?
A:The main thing about Unshakeable Crown Nut With Slot is the slot cut into the crown. Once you tighten the nut onto the bolt, you stick a split pin (cotter pin) through a pre-drilled hole in the bolt’s shank and then through that slot. Then you bend the ends of the pin back. This physically stops the slotted crown nut from spinning or loosening—even with really strong vibrations or moving loads. That’s why it works well for important safety-related jobs.
| Mon | M20 | M24 | M30 | M36 | 
| P | 1.5|2|2.5 | 1.5|2|3 | 1.5|2|3.5 | 1.5|2|3|4 | 
| d1 max | 28 | 34 | 42 | 50 | 
| d1 min | 27.16 | 33 | 41 | 49 | 
| e min | 32.95 | 39.55 | 50.85 | 60.79 | 
| k max | 24 | 29.5 | 34.6 | 40 | 
| k min | 23.16 | 28.66 | 33.6 | 39 | 
| n min | 4.5 | 5.5 | 7 | 7 | 
| n max | 5.7 | 6.7 | 8.5 | 8.5 | 
| s max | 30 | 36 | 46 | 55 | 
| s min | 29.16 | 35 | 45 | 53.8 | 
| w max | 18 | 21.5 | 25.6 | 31 | 
| w min | 17.37 | 20.88 | 24.98 | 30.38 |