New Arrivals/Restock

Chenango Supply 1/2-13 x 3 Inch Grade 8 Hex Head Bolts – Alloy Steel, Yellow Zinc Chromate, USS Coarse Thread, High-Strength Hex Head Cap Screws, 25 Pieces (1/2-13x3)

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Product details

Management number 215648172 Release Date 2026/04/12 List Price $17.95 Model Number 215648172
Category

Grade 8 hex head cap screws engineered for high-strength fastening applications where durability, load capacity, and dependable thread engagement are required. Specifications Bolt size: 1/2-13 x 3 inches Thread type: USS coarse thread Head style: Hex head cap screw Grade: Grade 8 Material: Quenched and tempered alloy steel Minimum tensile strength: 150,000 PSI Finish: Yellow chromate zinc coating Quantity: 25 pieces Performance & Application Explanation These Grade 8 hex head bolts are designed for demanding applications requiring high tensile strength and reliable load retention. The quenched and tempered alloy steel construction supports use in heavy machinery and automotive environments, while the 1/2-13 USS coarse thread ensures consistent engagement in mechanical and structural assemblies. The hex head design allows controlled installation with standard tools in professional settings. The yellow chromate zinc coating adds corrosion resistance and enables quick identification of Grade 8 fasteners during installation and inspection. B2B Use Cases Commonly used in heavy machinery assembly, automotive repair, equipment fabrication, agricultural machinery, and industrial maintenance applications where high-strength Grade 8 bolts are required. Quality & Trust Reassurance Manufactured for consistent threading, hardened strength, and dependable performance under load. Designed to meet the expectations of professional mechanics, fabricators, and maintenance teams working in high-stress fastening environments.

  • GRADE 8 HARDENED ALLOY STEEL CONSTRUCTION – Manufactured from quenched and tempered alloy steel to deliver high-strength fastening performance for heavy-duty mechanical, automotive, and industrial applications.
  • ENGINEERED HIGH-STRENGTH PERFORMANCE – Rated with a minimum tensile strength of 150,000 PSI, supporting secure clamping and load retention in high-stress and vibration-prone environments.
  • STANDARD 1/2-13 USS COARSE THREAD – 1/2-13 USS coarse thread provides dependable engagement with matching nuts and threaded components commonly used in machinery and structural assemblies.
  • HEX HEAD CAP SCREW DESIGN – Hex head profile allows installation using standard wrenches or sockets, supporting controlled torque application during assembly, service, and maintenance work.
  • YELLOW CHROMATE ZINC COATING WITH BULK PACK – Yellow chromate zinc finish supports corrosion resistance and quick visual identification of Grade 8 hardware; 25-piece pack supports shop inventory and recurring repair needs.
Brand Chenango Supply
Model 03-C080300HP-25
Size Name 1/2-13x3
Metal Type Alloy Steel
Unit Count 25 Count
Part Number 03-C080300HP-25
Thread Size 1/2"-13
Thread Type Coarse Thread
Drive System External Hex
Finish Types yellow zinc
Grade Rating grade 8
Manufacturer Chenango Supply
Thread Class 2B
Thread Style Right Hand, Coarse, Full, 1/2-13 UNC
Fastener Size 1/2-13x3
Fastener Type Hexagon Bolt
Item Hardness Grade 8
Material Type Alloy Steel
Exterior Finish Zinc
Thread Coverage Fully Threaded
Number of Pieces 25
Screw Head Style Hex
Manufacturer Grade Grade 8
Set Screw Thread Type Unified National Coarse (UNC)
Compatible Groove Diameter 0.5 Inches

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