The Machining & Welding 5/16 IN X 7 IN J-Hook Style A is a chain hook sized for 5/16 inch chain, rated to 250 pounds capacity at a 7 inch hook length.

This style of hook is a common replacement part for chain slings and tie-down assemblies, letting you swap a worn or damaged hook without replacing the whole chain.

Steel construction and a proven hook profile keep this hardware durable through repeated rigging and unrigging on the job site.

This is standard replacement hardware for chain rigging, and having the correct style on hand avoids downtime when a hook needs to be swapped out.

From production floors to rail yards to municipal utility crews, this style of equipment gets used wherever a load needs to move safely between two points. Standardizing on purpose-built lifting equipment also makes training new operators easier, since the rigging setup stays consistent from lift to lift instead of changing based on whatever hardware happens to be nearby.

Before putting any lifting equipment into service, verify it matches your hoist or crane setup and confirm the rated capacity covers your heaviest expected load with margin to spare. Routine inspection of welds, pins, and connection hardware helps catch wear before it becomes a safety issue. Keep a simple inspection log if your facility does not already have one, since tracking wear over time makes it easier to plan replacement before a part actually fails in use.

Rigging hardware like this sees repeated use, so look for equipment that is properly rated, clearly marked, and traceable to a manufacturer that stands behind its specifications. Keeping documentation on hand for each piece of equipment also makes routine inspections and any future certification requirements easier to manage.

The full spec sheet is below, covering capacity, dimensions, and construction details at a glance.

The Machining & Welding 5/16 IN X 7 IN J-Hook Style A is ready to go into service as a replacement or spare for 5/16 inch chain rigging.

Product Info:
•  Capacity: 250 lbs
•  Rod Diameter: 5/16 in
•  Hook Length: 7 in
•  Style: Style A
•  Shipping Weight: 0.9 lbs