Home Depot Trailer Hitch Pin
Choosing a trailer hitch pin at Home Depot means matching more than the diameter of the shank. The pin keeps the ball mount locked in the receiver tube, so its strength class, retention clip, and resistance to bending all matter when a trailer starts working against the connection. Commercial listings can show many visually similar pieces, but the useful choice depends on your hitch configuration and the loads it will see. This guide covers what makes a secure pin and how to evaluate an in-store or online purchase before you tow.
The direct answer
The immediate answer is that a Home Depot trailer hitch pin is generally a standard 5/8-inch diameter pin designed for Class 3, 4, or 5 receivers, but you should confirm the hole size on your receiver before buying. The length of the usable span must be enough to pass through the outer wall of the receiver, the ball mount shank, and the opposite wall, then leave room for the retaining clip. If the pin is too short, the clip will not seat fully, and a long pin can rattle or contact the road on low-slung hitches.
The material condition that changes a purchase is the locking style. A plain pin with a hairpin clip is simple and reliable for light utility trailers, while a locking pin adds theft deterrence but also more moving parts that need clean lubrication. Any pin is a wear item if the receiver sees regular tugging from tongue weight and acceleration loads. Inspect the bend resistance of the shank and the clip tension rather than assuming every 5/8-inch pin is interchangeable for the same gross trailer weight rating.