S-90303A115 10-32 x 3/4" ASME B18.3, ASTM A574 Nylon-Tip Alloy Steel Socket Head Screws
Nylon-Tip Alloy Steel Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Non-marring nylon tip protects sensitive surfaces from scratches and damage during installation and use
- Exceptional 180,000 psi tensile strength provides reliable, high-load fastening for demanding industrial applications
- Precise Class 3A thread fit ensures smooth, secure engagement and superior vibration resistance
- Corrosion-resistant black-oxide finish on alloy steel enhances durability and service life in various environments
- Wide temperature tolerance (-50° to 250° F) allows for consistent performance in both extreme cold and high-heat conditions
- Hex socket drive design offers secure tool engagement for high-torque installation without slippage
- Fully threaded body enables maximum adjustability and holding power along the entire screw length
Professional Applications & Engineering Value
This 10-32 UNF socket head cap screw is engineered to solve critical fastening challenges in precision assemblies. The black-oxide alloy steel construction provides excellent strength-to-weight ratio, while the fine thread spacing and Class 3A thread fit deliver superior clamping force and vibration resistance in machinery, automotive, and electronic enclosures. The integrated non-marring nylon tip is particularly valuable for applications requiring surface protection, such as in aerospace components, medical devices, and finished product assemblies where cosmetic integrity is paramount. The combination of high tensile strength and temperature-resistant tip makes this fastener ideal for environments subject to both mechanical stress and thermal cycling.
Specification Summary & Compliance
This socket head cap screw features 10-32 UNF fine threads with Class 3A precision tolerance for exacting fit requirements. Manufacturing complies with ASME B18.3 specifications and ASTM A574 material standards. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for industrial components.
