ALNsdo — Metric Class 8 (Double-Slotted Opposite All-Metal Lock Nuts)
Steel Class 8 prevailing-torque nuts (opposite slots) per ISO 2320, suitable for repeatable assembly and re-use. Supplied Zinc & Yellow (RoHS) as standard.
- Material grade: Steel Class 8 (hardness & proof load per ISO 898-2).
- Finish: Zinc & Yellow (RoHS).
- Performance: Prevailing-torque compliant with ISO 2320 (re-use cycles).
- Compliance: RoHS conformant.
| Part Number | d | Pitch | S | h | m |
|---|---|---|---|---|---|
| ALNsdoM3X050CL8 | M3 | 0,50 | 5,5 | 4,5 | 2,5 |
| ALNsdoM4X070CL8 | M4 | 0,70 | 7,0 | 5,4 | 3,3 |
| ALNsdoM5X080CL8 | M5 | 0,80 | 8,0 | 6,5 | 4,3 |
| ALNsdoM6X100CL8 | M6 | 1,00 | 10,0 | 7,5 | 5,0 |
| ALNsdoM8X125CL8 | M8 | 1,25 | 13,0 | 8,5 | 5,7 |
| ALNsdoM10X150CL8 | M10 | 1,50 | 17,0 | 11,0 | 8,0 |
| ALNsdoM12X175CL8 | M12 | 1,75 | 19,0 | 13,0 | 9,5 |
| ALNsdoM14X200CL8 | M14 | 2,00 | 22,0 | 15,0 | 11,0 |
| ALNsdoM16X200CL8 | M16 | 2,00 | 24,0 | 17,0 | 12,8 |
| ALNsdoM18X250CL8 | M18 | 2,50 | 27,0 | 20,0 | 15,5 |
| ALNsdoM20X250CL8 | M20 | 2,50 | 30,0 | 22,0 | 17,5 |
| ALNsdoM22X250CL8 | M22 | 2,50 | 32,0 | 23,0 | 18,0 |
| ALNsdoM24X300CL8 | M24 | 3,00 | 36,0 | 25,0 | 19,5 |
| ALNsdoM27X300CL8 | M27 | 3,00 | 41,0 | 28,0 | 22,0 |
| ALNsdoM30X350CL8 | M30 | 3,50 | 46,0 | 31,0 | 24,5 |
| ALNsdoM33X350CL8 | M33 | 3,50 | 50,0 | 33,0 | 26,2 |
| ALNsdoM36X400CL8 | M36 | 4,00 | 55,0 | 36,0 | 28,6 |
| ALNsdoM39X400CL8 | M39 | 4,00 | 60,0 | 39,0 | 31,1 |
| ALNsdoM42X450CL8 | M42 | 4,50 | 65,0 | 42,0 | 33,5 |
| ALNsdoM45X450CL8 | M45 | 4,50 | 70,0 | 45,0 | 36,0 |
| ALNsdoM48X500CL8 | M48 | 5,00 | 75,0 | 48,0 | 38,0 |
| ALNsdoM52X500CL8 | M52 | 5,00 | 80,0 | 52,0 | 41,5 |
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Available on request: alternative finishes, additional sizes, and other steel grades.
Sizes may diverge from those stated above. For flight- or safety-critical applications, confirm specification, torque, and material with engineering.