S-91221A162 10-32 x 1" ASME B18.3, UL 94 HB 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
- Exceptional tensile strength of 17,000 psi ensures reliable performance in demanding mechanical assemblies without failure
- Wide temperature tolerance from -40° to 200°F maintains structural integrity in extreme thermal environments
- Corrosion-resistant glass-filled nylon construction eliminates rust and chemical degradation in harsh conditions
- Precision Class 2A thread fit provides smooth, secure fastening with minimal play and vibration resistance
- Lightweight plastic design reduces overall assembly weight while maintaining high load-bearing capacity
- Standard hex drive compatibility enables quick installation with common 5/32" tools for efficient maintenance
- Full regulatory compliance with ASME B18.3, RoHS 3, and REACH ensures safety and environmental responsibility
Professional Applications & Engineering Value
These glass-filled nylon socket head cap screws solve critical engineering challenges where metal fasteners fail. The UNF fine thread configuration delivers superior holding power in plastic and soft material applications, while the socket head design provides flush mounting in confined spaces. The material's inherent electrical insulation properties make these 10-32 thread screws ideal for electronic enclosures, medical devices, and food processing equipment where corrosion and conductivity concerns eliminate metal options. With temperature resistance spanning -40° to 200°F, they maintain performance in outdoor, automotive, and industrial environments where thermal cycling would compromise standard plastics.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with Class 2A thread fit precision for consistent engagement. The 10-32 UNF fine threads provide superior vibration resistance compared to coarse thread alternatives. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards ensures safe use in regulated industries. The glass-filled nylon material meets UL 94 HB flammability ratings while delivering consistent mechanical properties across the specified temperature range.
