S-90585A989 10-32 x 1/2" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive Flat Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh marine and chemical environments.
- High-strength reliability offering 70,000 psi tensile strength and Rockwell B55 hardness for demanding industrial applications.
- Precise thread engagement with Class 3A fit and UNF fine threads, ensuring secure, vibration-resistant fastening.
- Efficient installation via 1/8" hex drive and standard 82° countersink angle for flush, professional finishes.
- Full-threaded design maximizes grip and load distribution across the entire 1/2" length.
- Regulatory compliance meets ASME B18.3 standards, RoHS 3, and REACH for global supply chain suitability.
- Dimensional accuracy with controlled head diameter and flat head profile for consistent performance.
Professional Applications & Engineering Value
Engineered for demanding industrial, marine, and chemical processing applications, this 10-32 UNF flat head screw addresses critical challenges like corrosion, vibration loosening, and high-stress loads. The 316 stainless steel material combined with a passivated finish provides exceptional resistance to chlorides and acidic environments, reducing maintenance costs and downtime. Its Class 3A thread fit and fine UNF threading deliver superior clamp force retention in dynamic settings, while the 82° countersink angle and hex drive facilitate quick, flush installations in precision machinery and structural assemblies. This screw is a reliable solution for OEMs and MRO professionals seeking durability and compliance in inch-system fasteners.
Specification Summary & Compliance
This screw adheres to Class 3A thread fit tolerances per UNF standards, with precise dimensions including a 0.411" head diameter and 1/2" length. Manufacturing and quality are governed by ASME B18.3 specifications, ensuring interchangeability and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe usage in global markets.
