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Product Overview
The UNC/UNF Hex Nut is a precision fastener manufactured to Unified National Coarse (UNC) and Unified National Fine (UNF) thread standards, ensuring compatibility with corresponding inch-series bolts. It is widely used in applications requiring standardized inch-sized fastening solutions.
Key Features
Manufactured to UNC/UNF thread specifications for precise fit with inch-series fasteners.
Available in both coarse (UNC) and fine (UNF) thread pitches for diverse needs.
Six-sided design for reliable tool engagement and torque application.
Offered in multiple grades and materials for different strengths and environmental requirements.
Compliant with international standards for interchangeability in inch-based systems.
| Grade | 4 / 5 / 8 / 10 / 12 (ISO 898-2) / A2-70 / A4-80 |
| Size Range | M3–M64 / #4"–3" (custom sizes available) |
| Thread Type | Metric (ISO) / UNC / UNF / BSW / BSP |
| Standards | DIN 934 / ISO 4032 / ISO 4033 / ASTM A563 |
| Thread Class | 6H (metric) / 2B / 3B (imperial) |
| Material | Carbon Steel / Alloy Steel / Stainless Steel 304 / 316 |
| Surface Finish | Plain / Zinc Plated / HDG / Black Oxide / Dacromet |
| Operating Temperature | -40°C ~ 250°C (material-dependent) |
| Application | General engineering, machinery, construction, fastener assemblies |
Applications
Automotive manufacturing, aerospace systems, industrial machinery, and equipment using inch-series fasteners.
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