| Size | M3 to M48 |
|---|---|
| Type | Nut |
| Standard | Din, Iso, Jis, Gb, Is, Bs, Astm |
| Length | 5 mm to 40 mm |
| Material | Stainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze |
Nylock Nuts
Caliber Enterprise is a leading Nylock Nuts manufacturer that produces high-quality fastening systems to use in a fastening application that is secure and vibration free. Nylock Nuts Specialized hex nuts that have a nylon insert, which clamps firmly to the threads of the bolt, so they do not loosen when under vibration or dynamic loads. Their applications are so common in automotive, construction, machinery and aerospace industry where safety and reliability is paramount. The nuts are very resistant to loosening and can be re-used, and are therefore a reliable fastening system.
Material & Grades Table – Nylock Nuts
| Material | Grade / Standard | Nut Size | Thread Pitch (mm) | Across Flats (mm) | Approx. Weight (kg/1000 pcs) |
|---|---|---|---|---|---|
| Carbon Steel | ISO 7040 / Zinc Plated | M6 | 1.0 | 10 | ~4.2 |
| Alloy Steel | ASTM A194 Gr 2H (Nylon Insert) | M8 | 1.25 | 13 | ~8.5 |
| Stainless Steel | AISI 304 / ISO 7040 | M6 | 1.0 | 10 | ~4.5 |
| Duplex Steel | ASTM A194 Gr 8M | M10 | 1.5 | 17 | ~17.8 |
| Copper Base Alloys | C36000 (Brass) | M8 | 1.25 | 13 | ~9.8 |
| Nickel Alloy | Inconel 718 | M12 | 1.75 | 19 |
Type of Sub-products

Standard Nylock Nut Standard Nylock Nut
Durable standard Nylock Nuts with nylon insert for secure, vibration resistant industrial applications.

Thin Nylock Nut Thin Nylock Nut
Compact thin Nylock Nuts ideal for tight spaces and secondary locking in assemblies.
