S-91221A985 1/4"-20 x 1 1/2" Plastic Socket Head Screws
Plastic 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
- Superior chemical resistance from glass-filled nylon construction, ideal for harsh industrial environments.
- Excellent thermal stability with a wide operating range of -20°F to 230°F, ensuring reliable performance under varying temperatures.
- Precise UNC coarse threading with Class 2A fit for easy, secure installation and consistent assembly reliability.
- Durable hex drive (3/16") and socket head design provides high torque capability and prevents stripping during tightening.
- Fully threaded 1-1/2" length offers maximum grip and holding power across the entire fastener.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards.
- Lightweight and corrosion-resistant off-white plastic material reduces overall weight without sacrificing strength.
Professional Applications & Engineering Value
This glass-filled nylon socket head cap screw is engineered to address common challenges in industrial settings, such as exposure to chemicals, moisture, and temperature fluctuations. The UNC coarse thread and Class 2A fit ensure quick, reliable fastening in applications like electrical enclosures, machinery guards, and automotive components, where chemical resistance and thermal stability are critical. Its hex drive design allows for high-torque installation with standard tools, reducing assembly time and minimizing the risk of damage. Ideal for B2B procurement in manufacturing and maintenance, this screw provides a durable, compliant solution that enhances long-term performance and reduces downtime.
Specification Summary & Compliance
This screw adheres to UNC thread standards with a Class 2A thread fit for precise dimensional accuracy. It is manufactured in the inch system with a thread size of 1/4"-20 and a length of 1-1/2", ensuring compatibility with common industrial specifications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility for global use.
