14128 spring bolt

Ganland GL-14128 steel spring plunger bolt with locking nuts is a heavy-duty, precision-engineered fastening component designed to provide secure, adjustable, and vibration-resistant locking for a wide range of industrial and transport applications. Often utilized in trailer door locks, curtain-side tensioning systems, and heavy equipment assemblies, this spring plunger bolt serves as a robust indexing or locking pin that ensures components remain firmly fixed in place during operation. Its solid steel construction and thoughtful design make it an ideal replacement part for fleet maintenance, offering a perfect balance of strength, durability, and ease of adjustment.

The foundation of the GL-14128 is its high-strength steel construction, finished with a bright, corrosion-resistant zinc plating. This protective coating ensures the hardware can withstand constant exposure to harsh weather conditions, road salts, and debris without rusting or degrading over time. The bolt features a robust, threaded shaft that allows for precise adjustment of the plunger's depth and tension. This threaded design is a critical feature, enabling operators to fine-tune the fit of the locking pin to ensure a snug, rattle-free connection, even if the mounting surfaces have warped or settled over time.

A defining feature of this assembly is its dual locking nut configuration. Two heavy-duty, hexagonal steel nuts are threaded onto the shaft. Once the desired depth and tension are set, these nuts are tightened against each other and the mounting surface to create a secure, double-lock mechanism. This design effectively prevents the threaded shaft from vibrating loose or rotating during transit, ensuring that the locking pin remains firmly engaged under even the most severe mechanical stress. The large surface area of the nuts distributes the clamping force over a wider area, protecting the mounting panel from damage and ensuring a stable installation.

The operational end of the bolt features a substantial, ergonomic handle. This handle is designed with a contoured, slightly recessed grip area, providing a secure and comfortable hold for the operator. The generous size of the handle allows for a strong, positive pull, making it easy to disengage the plunger even when wearing thick work gloves or when the mechanism is stiff due to dirt or ice. The handle is securely attached to the central shaft via a robust pivoting joint, which allows the handle to swing freely and fold flat against the mounting surface when not in use, minimizing snag hazards. The rounded edges of the handle ensure user comfort and prevent injury.

The working end of the plunger is a smooth, cylindrical steel pin that extends from the threaded shaft. This pin is designed to slide smoothly into a corresponding receiver hole or slot, providing a precise and secure locking action. The smooth surface of the pin minimizes friction, ensuring that it engages and disengages easily without binding. The entire assembly is engineered to withstand significant shear and tensile forces, making it suitable for securing heavy doors, gates, and panels on commercial vehicles and industrial machinery.

By combining robust steel materials, a corrosion-resistant finish, and a functional threaded design with dual locking nuts, the Ganland GL-14128 offers unmatched reliability and operational convenience. It ensures that critical components remain securely locked, protecting valuable cargo and preventing accidental openings. Its straightforward installation and durable construction make it a practical and highly effective solution for maintaining the safety and operational efficiency of commercial vehicles and industrial equipment. Whether used for new builds or as a direct replacement for worn-out hardware, this spring plunger bolt delivers dependable, long-lasting performance.

Jiaxing Ganland Auto Parts Co., Ltd. is a professional manufacturer specializes in designing and producing different types of machinery parts for trucks and other commercial vehicles. Our main products include Truck Door Locks, Truck Door Hinges, Truck Door Seals, Cargo Control, E-track, Wing Opening Van Parts, aluminum profile, curtainsider truck parts, Fastener Serie, Toolbox Serie, Trailer Mudguard, Other Hardware And Accessories, Etc.