Koch 081343/mc649g Anchor Shackle Screw Pin, 7/16 In., 3000 Lb

The Koch 081343/MC649G Anchor Shackle Screw Pin is a heavy-duty fastening solution engineered for demanding rigging, marine, construction, and lifting applications. This 7/16 inch galvanized steel shackle provides reliable load securing and equipment hoisting with a 3000 pound working load capacity, making it suitable for contractors, builders, and outdoor professionals who require dependable hardware for critical tasks.

Forged from high-strength alloy steel and heat treated and tempered for enhanced resilience, this anchor shackle meets the stringent requirements of Federal Specification RR-C-271D Amendment 1. The galvanized finish per ASTM A153 delivers superior corrosion resistance, ensuring the shackle performs reliably in marine environments and outdoor conditions where moisture and salt spray present corrosion challenges. A 5:1 design factor provides added safety margins for regulated and high-stakes applications.

Features and Benefits

• Forged Alloy Steel Construction: High-strength material engineered for durability and reliable performance in heavy-duty applications.
• Heat Treated and Tempered: Enhanced strength and resilience ensure the shackle withstands rigorous, demanding tasks.
• Galvanized Finish: ASTM A153 galvanization provides superior rust and corrosion resistance for marine and outdoor use.
• 3000 Pound Working Load: Adequate capacity for securing loads, lifting equipment, and rigging operations.
• 5:1 Design Factor: Safety margin ensures reliability in regulated and critical applications.
• Federal Specification Compliance: Meets RR-C-271D Amendment 1 requirements for certified applications.

Specifications

• Brand: Koch Industries
• Model: 081343/MC649G
• Size: 7/16 inch
• Working Load Capacity: 3000 pounds
• Material: Forged alloy steel, heat treated and tempered
• Finish: Galvanized per ASTM A153
• Design Factor: 5:1
• Certification: Federal Specification RR-C-271D Amendment 1