S-90337A323 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Exceptional strength and durability offering a tensile strength of 70,000 psi and Rockwell B55 hardness for high-stress applications.
• Precise alignment and reduced wear due to the accurately machined shoulder with tight diameter and length tolerances.
• Easy installation in confined spaces with the low-profile socket head and standard 1/8" hex drive compatibility.
• Secure and reliable fastening provided by the 10-32 UNF fine thread with Class 2A fit for vibration resistance.
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe and sustainable use.
• Right-hand thread design for standard assembly processes, improving efficiency and reducing errors.

Professional Applications & Engineering Value

This 10-32 UNF shoulder screw is engineered to address critical alignment and spacing challenges in precision assemblies. Made from 18-8 Stainless Steel with a passivated finish, it resists corrosion in industrial settings like machinery, automotive, and electronics. The low-profile socket head and hex drive allow for easy tightening in tight spaces, while the precisely machined shoulder ensures components are accurately positioned, reducing misalignment and wear. Its fine threading and Class 2A thread fit provide a secure hold against vibrations, making it ideal for applications requiring repeated adjustments or high reliability. By integrating these features, this screw enhances assembly longevity and performance in demanding environments.

Specification Summary & Compliance

This shoulder screw adheres to UNF thread standards with a Class 2A thread fit for precise engagement. Dimensions include a thread size of 10-32, thread length of 1/4", shoulder diameter of 1/4" (tolerance: -0.001" to 0"), and shoulder length of 11/16" (tolerance: 0" to 0.002"). It is manufactured from 18-8 Stainless Steel with a passivated finish and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental and safety standards are upheld.