Carbon Steel Retaining Slotted Round Nut M30×1.5mm Black Yinpecly 2pcs

Description

Product Overview

The Yinpecly carbon steel retaining nut is engineered for demanding industrial environments where reliability and precision are paramount. Constructed from high‑grade carbon steel, the nut undergoes an oxidized black finish treatment that dramatically improves resistance to rust, corrosion, and wear, extending service life even in moisture‑prone settings. Its four‑slot design provides a secure, easy‑to‑engage interface that simplifies installation while maintaining a robust mechanical lock. The fine M30×1.5mm thread pitch is specifically chosen for its self‑locking characteristics, reducing the risk of loosening under vibration or thermal cycling. Dimensions are carefully calibrated: an outer diameter of 45 mm, a height of 10 mm, and a thread length that matches standard M30 specifications, ensuring compatibility with a wide range of roller bearings, axial shafts, pump valves, and other precision components. The product is supplied in a compact 2‑piece package, making inventory management straightforward for manufacturers and maintenance teams alike.

Usage

Designed for versatility, this retaining nut excels in applications that demand both strength and precision. In roller bearing assemblies, the nut secures the bearing housing, preventing axial movement and maintaining alignment under high rotational speeds. For pump valve systems, the fine thread and four‑slot configuration allow technicians to quickly adjust or replace components without sacrificing sealing integrity, which is critical for fluid control and pressure management. The nut’s corrosion‑resistant finish makes it suitable for outdoor machinery, marine equipment, and chemical processing plants where exposure to harsh substances is routine. Additionally, its compact size and lightweight nature (approximately 4.34 oz per package) enable easy handling in confined spaces, such as inside gearboxes or on assembly lines where ergonomics and speed are essential. Whether used by OEMs, maintenance crews, or hobbyist engineers, the Yinpecly retaining nut delivers consistent performance across a spectrum of industrial and scientific tasks.

Why Choose Us

Choosing Yinpecly means selecting a partner committed to quality, consistency, and customer satisfaction. Each nut undergoes rigorous quality control inspections, including dimensional verification, hardness testing, and surface finish assessment, ensuring that every unit meets exacting industry standards. Our manufacturing process incorporates precision machining and controlled oxidation to achieve a uniform black coating that not only looks professional but also provides a barrier against environmental degradation. We understand the importance of supply chain reliability; therefore, our inventory management system guarantees prompt fulfillment and reduces lead times for bulk orders. In addition to product excellence, Yinpecly offers comprehensive technical support, including installation guidelines, torque specifications, and troubleshooting assistance, empowering users to achieve optimal results without unnecessary delays. Our after‑sales service includes a responsive warranty program that addresses any material defects, reinforcing confidence in the long‑term durability of our fasteners. By partnering with Yinpecly, customers gain access to a trusted brand that prioritizes performance, safety, and value.

Key Features

• Durable carbon steel construction with a black oxidized finish for superior corrosion resistance.
• Four‑slot design enables quick, tool‑free installation while maintaining a strong mechanical lock.
• Fine M30×1.5mm thread provides self‑locking capability, reducing vibration‑induced loosening.
• Compact dimensions and lightweight packaging simplify handling in tight or high‑speed assembly environments.
• Comprehensive technical support and warranty service ensure confidence and peace of mind for every purchase.

FAQ

What materials are compatible with this retaining nut?

The nut is designed to work with standard steel, stainless steel, and alloy shafts that use M30×1.5mm threads. Its corrosion‑resistant coating makes it suitable for use with aluminum and brass components as well, provided the mating surfaces are properly lubricated to prevent galling.

How does the four‑slot design improve installation?

The four‑slot configuration allows the nut to be engaged with a simple screwdriver or a flat‑head tool, eliminating the need for specialized wrenches. This reduces installation time and minimizes the risk of rounding off the nut head, especially in confined spaces where access is limited.

Can this nut be used in high‑temperature applications?

Yes, the carbon steel core can tolerate temperatures up to approximately 200 °C (392 °F) without loss of strength. However, for continuous exposure above this range, it is recommended to verify compatibility with the specific system and consider additional heat‑resistant coatings if necessary.

Is the black finish purely aesthetic or does it serve a functional purpose?

The black oxidized finish serves both aesthetic and functional roles. It provides a protective layer that reduces oxidation and corrosion, extending the nut’s service life in humid or chemically aggressive environments while also offering a uniform appearance that matches many industrial equipment color schemes.

What is the recommended torque setting for this nut?

For optimal performance, apply a torque of 8–10 Nm (Newton‑meters) when fastening the nut onto a standard M30 thread. This range ensures sufficient clamping force without over‑tightening, which could damage the thread or compromise the self‑locking feature.