S-90044A270 1"-12 x 2" ASTM A574 Alloy Steel Socket Head Screws
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
- Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Precision Class 3A fine threads provide superior thread engagement and vibration resistance, enhancing assembly integrity.
- Black-oxide finish on alloy steel offers corrosion resistance and a durable surface, extending service life in harsh environments.
- Rockwell C37 hardness delivers excellent wear resistance, maintaining thread integrity through repeated use.
- 3/4" hex drive and standard socket head allow for easy installation with common tools, improving assembly efficiency.
- Fully threaded design ensures consistent clamping force along the entire length, ideal for adjustable or deep-set applications.
- Compliance with ASTM A574, RoHS 3, and REACH guarantees material quality and environmental safety, meeting industry standards.
Professional Applications & Engineering Value
This socket head cap screw is engineered from black-oxide alloy steel to address common industrial challenges like corrosion, high loads, and vibration loosening. The 1"-12 UNRF fine thread with Class 3A fit ensures tight tolerances and secure fastening in precision machinery, automotive assemblies, and heavy equipment. Its high tensile strength and hardness make it suitable for critical joints where failure is not an option, reducing maintenance needs and downtime. The fully threaded right-hand design allows for versatile use in adjustable components, while the hex drive facilitates quick installation in confined spaces, boosting productivity in B2B manufacturing and repair operations.
Specification Summary & Compliance
This product adheres to precise dimensional standards, including Class 3A thread fit for accuracy and UNRF fine threads with a 1"-12 size. It meets ASTM A574 specifications for alloy steel socket head cap screws, ensuring consistent manufacturing quality. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) confirms it is free from hazardous substances, supporting safe and sustainable industrial use.
