S-92710A219 4-40 x 3/16" Jack Screws

Key Features & Benefits at a Glance

• Exceptional 55,000 psi tensile strength ensures reliable load-bearing capacity and resistance to mechanical failure in demanding applications.
• Durable Zinc Yellow-Chromate plating on 12L14 steel provides superior corrosion resistance, extending the component's service life in harsh industrial environments.
• Precision 3/16" hex size with a tight ±0.005" tolerance allows for secure tool engagement and easy installation, reducing assembly time and errors.
• Class 2A/2B thread fit guarantees smooth and secure mating with female threads, minimizing the risk of cross-threading and ensuring consistent performance.
• Rockwell B40 hardness offers excellent wear resistance, maintaining thread integrity and dimensional stability through repeated use.
• Compliance with RoHS 3 and REACH regulations ensures the product meets stringent environmental and safety standards for global industrial use.
• Versatile male-female 4-40 thread design provides flexibility for various mounting and spacing applications in assemblies.

Professional Applications & Engineering Value

These 4-40 thread Jack Screws are engineered to solve critical challenges in industrial fastening and electronic assembly. The Zinc Yellow-Chromate plated 12L14 steel construction combats corrosion, making them ideal for environments where moisture or chemicals are present. The precise Class 2A thread fit and 3/16" hex head ensure quick, secure installation with standard tools, reducing labor time and preventing stripping. Commonly used as standoffs or spacers in electronic enclosures, communication equipment, and machinery, these screws provide reliable threaded connections that maintain alignment and withstand vibration. Their high 55,000 psi tensile strength and Rockwell B40 hardness ensure they perform under stress, offering long-term durability and reducing maintenance needs in demanding applications.

Specification Summary & Compliance

This product adheres to inch system specifications, including a 4-40 thread size with Class 2A (male) and Class 2B (female) thread fits for precise engagement. Dimensions such as the 3/16" hex size and thread length maintain tight tolerances of ±0.005" to ensure consistency. Manufactured from 12L14 steel with a Zinc Yellow-Chromate finish, it meets Rockwell B40 hardness and 55,000 psi tensile strength standards. Compliance is confirmed with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and environmentally responsible industrial use.