S-91465A152 3/8"-16 x 3" ASTM A307 Square Head Screws
Square 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
- Durable Steel Construction: Ensures reliable performance and longevity in demanding industrial environments, resisting wear and tear.
- External Square Drive Design: Provides superior torque transmission and easy installation with standard tools, reducing assembly time.
- Coarse UNC Threads with Class 2A Fit: Offers quick, secure fastening and reduced cross-threading risks, ideal for general-purpose applications.
- ASTM Grade A Certification & 60,000 psi Tensile Strength: Delivers consistent, low-strength holding power suitable for non-critical structural uses.
- Partially Threaded Shaft: Allows for precise clamping force control and secure grip on materials, minimizing loosening under vibration.
- RoHS 3 Compliance: Meets environmental regulations, ensuring safe use in various industries without hazardous substances.
- Standardized Inch Dimensions: Guarantees compatibility with existing equipment and simplifies inventory management for B2B buyers.
Professional Applications & Engineering Value
This 3/8"-16 UNC square head screw is engineered from Grade A steel to address common industrial fastening challenges, such as assembly efficiency and durability in low-stress applications. The coarse thread and external square drive enable rapid installation with standard wrenches, reducing labor costs in construction, machinery, and equipment maintenance. Its partially threaded design ensures a firm grip on joined materials, preventing slippage in vibrating environments. With a Rockwell B69 hardness and 60,000 psi tensile strength, it provides reliable performance for non-critical structures, while compliance with ASTM A307 standards assures consistent quality. Ideal for uses in framing, brackets, and general hardware, this screw offers a cost-effective solution for B2B procurement needs.
Specification Summary & Compliance
This fastener adheres to precise Unified Standard Class 2A thread tolerances for consistent fit and performance. It meets ASTM A307 specifications for low-strength applications and is RoHS 3 (2015/863/EU) compliant, ensuring environmental safety. Dimensions include a 3/8"-16 UNC coarse thread, 3" length, and inch-based measurements for broad industrial compatibility.
