
Grade A:
| (mm) | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 |
|---|---|---|---|---|---|---|---|---|
| P | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 |
| e min | 7.66 | 8.79 | 11.05 | 14.38 | 17.77 | 20.03 | 23.36 | 26.75 |
| k max | 5 | 6.7 | 7.7 | 9.8 | 12.4 | 15.8 | 17.8 | 20.8 |
| k min | 4.7 | 6.4 | 7.34 | 9.44 | 11.97 | 15.37 | 17.37 | 20.28 |
| n min | 1.2 | 1.4 | 2 | 2.5 | 2.8 | 3.5 | 3.5 | 4.5 |
| n max | 1.8 | 2 | 2.6 | 3.1 | 3.4 | 4.25 | 4.25 | 5.7 |
| s max | 7 | 8 | 10 | 13 | 16 | 18 | 21 | 24 |
| s min | 6.78 | 7.78 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 |
| w max | 3.2 | 4.7 | 5.2 | 6.8 | 8.4 | 10.8 | 12.8 | 14.8 |
| w min | 2.9 | 4.4 | 4.9 | 6.44 | 8.04 | 10.37 | 12.37 | 14.37 |
Grade B:
| (mm) | M20 | M24 | M30 | M36 |
|---|---|---|---|---|
| P |
1.5|2|2.5
|
1.5|2|3 | 1.5|2|3.5 | 1.5|2|3|4 |
| 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 |
The Low Carbon Steel Hex Slotted Castle Nut is a high-quality fastener designed for secure and reliable locking applications. Ideal for distributors, this nut offers durability and precise specifications to meet various engineering needs.
Key features:
- Made from low carbon steel for strength and corrosion resistance
- Hexagonal shape with slotted design for easy installation and locking
- Suitable for use with a range of bolt sizes and standards
- Offers multiple size options to fit different applications
Specifications:
- Sizes range from M4 to M36, with detailed dimensions for each:
- Pitch (P): 0.7 mm to 4 mm depending on size
- Minimum external thread length (e min): 7.66 mm to 60.79 mm
- Maximum and minimum thread engagement (k max/k min): up to 40 mm and 23.16 mm to 39 mm, respectively
- Minimum and maximum nut height (n min/n max): 1.2 mm to 8.5 mm
- Maximum and minimum width across flats (s max/s min): 7 mm to 55 mm
- Maximum and minimum width across corners (w max/w min): 2.9 mm to 31 mm
This Low Carbon Steel Hex Slotted Castle Nut offers a wide range of sizes and specifications, making it a versatile and reliable choice for distributors seeking durable locking nuts for various industrial and mechanical applications.












