S-91205A342 10-32 x 1/2" ASME B18.3, ASTM A574 Alloy Steel Thread-Locking Socket Head Screws
Alloy Steel Thread-Locking Socket 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
- Permanent vibration resistance with nylon patch thread locker that maintains secure fastening in demanding applications
- Superior corrosion protection through black-oxide coating on alloy steel for extended service life in harsh environments
- Precision thread engagement with Class 3A fit ensuring reliable, consistent performance in critical assemblies
- High-strength construction delivering 170,000 psi tensile strength and Rockwell C37 hardness for heavy-duty applications
- Wide temperature tolerance maintaining locking performance across -70° to 250°F operational range
- Secure hex drive compatibility with 5/32" drive size providing positive torque transmission and strip resistance
- Industry-standard compliance meeting ASME B18.3 and ASTM A574 specifications for guaranteed interoperability
Professional Applications & Engineering Value
These 10-32 UNF socket head cap screws with nylon patch locking technology solve critical vibration-induced loosening challenges in industrial machinery, automotive systems, and precision equipment. The black-oxide alloy steel construction provides exceptional durability while the fine thread configuration ensures superior clamping force distribution. Engineered with Class 3A thread fit, these fasteners deliver precise alignment and reliable performance in high-stress applications where maintenance access is limited. The permanent thread locking feature eliminates the need for secondary locking components, streamlining assembly processes while providing consistent performance across extreme temperature variations from -70° to 250°F.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with ASTM A574 material standards, these socket head cap screws feature Class 3A thread tolerances for precision fit. The 10-32 UNF fine thread configuration ensures optimal engagement in thin-section materials. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, making them suitable for global industrial applications requiring certified components.
