Knurled Brass Nut: The Unsung Hero of Durable Industrial Assembly

Oct 26, 2026

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Knurled Brass Nut: The Unsung Hero of Durable Industrial Assembly

In the world of precision engineering and industrial assembly, small components often play the most critical roles. Among these, the knurled brass nut stands out as a reliable and essential fastener. Combining excellent mechanical properties with superior corrosion resistance, this tiny but mighty part is a staple in high-demand industries.

Knurled Brass Nut

Precision Engineering and Dimensions

Designed for accuracy, the knurled brass nut features a total length of 18.5 mm and a maximum outer diameter of Φ5 mm. The component is engineered with M3 internal threading and a central section with a Φ4 mm diameter. The knurled sections are precisely dimensioned (7 mm and 4.5 mm segments) to ensure a secure grip and optimal press-fit performance.

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Key Specifications:

Standard No.:​ GB889.1-86

QC Control:​ ISO9001:2008

Thread Type:​ M3 Internal Thread

Key Features and Advantages

The knurled brass nut is manufactured from environmentally-friendly, non-toxic materials, ensuring pollution-free production. Its design offers several distinct advantages:

Exceptional Hardness:​ The material boasts high hardness, providing durability that far exceeds standard aluminum and competes strongly with stainless steel.

Durable and Tool-Resistant:​ Built to last, it can withstand the torque of a screwdriver during installation without easily damaging the knurled surface.

Anti-Rust and Anti-Oxidation:​ Ideal for challenging environments, it demonstrates strong anti-oxidation abilities, even in humid conditions.

Corrosion Resistant:​ Enriched with nickel and chromium elements, it offers robust resistance against acids and corrosion.

Brass Nut

Versatile Applications

Thanks to its robust build and reliable performance, the knurled brass nut is widely used across various high-tech and heavy-duty sectors:

Computer main boxes

Electric control boxes

Communications equipment

ATM machines

Vehicle manufacturing

Whether you are assembling sensitive communications equipment or durable automotive parts, the knurled brass nut delivers the precision and reliability your project demands. Contact us today to learn more about our precision fastener solutions!