National Marker N121756 Heavy Open S Hook 3 in Zinc

Product Description

The NATIONAL MARKER N121756 is a 3-inch heavy open S hook finished in zinc-plated steel. S hooks of this type are used to suspend, connect, or hang loads from chains, rods, wire rope, or similar rigging points. The open design allows for quick attachment and removal without tools, making this a practical hardware component for trade and industrial applications. The zinc finish provides a base level of corrosion resistance for light-duty environments. This hook is sold in packs and is a catalog item in the V2076 through 2076 series.

This S hook is suited for use in HVAC rigging, electrical and mechanical equipment hanging, plumbing support applications, and general trade work where a fast-connect loop or suspension point is needed. The heavy-duty open profile handles moderate loads without requiring a closed or welded ring. Contractors and service technicians commonly keep this style of hardware on hand for equipment drops, duct hangers, and cable management support points.

Key Features

• 3-inch open S hook profile for fast, tool-free attachment and removal
• Manufactured from steel with zinc finish for corrosion resistance
• Heavy-duty construction suited for light rigging and suspension tasks
• Catalog series V2076 through 2076 for cross-reference ordering
• Sold in packs with a minimum quantity of 6

Compatibility

Designed as a standard open S hook replacement or supplement for general rigging, suspension, and hanging applications across HVAC, plumbing, and electrical trade work.

Installation Notes

Open S hooks should be installed by qualified tradespeople following applicable load-rating and rigging guidelines. Verify that the hook size and material are appropriate for the intended load before use. Do not exceed the rated load capacity of the hook or the connected hardware. Inspect hooks for deformation or corrosion before each use and replace any hook that shows signs of damage.

Technical Specifications

• Size: 3 inches
• Material: Steel with zinc finish
• Weight: 0.185 pounds
• Unit of Measure: Pack
• Minimum Order Quantity: 6
• Catalog Series: V2076 through 2076

Standard Information

• Brand: NATIONAL MARKER
• Manufacturer Part Number: N121756