8922 Dunbier 1/2" Galvanised Nut Only | Marine Trailer Part

🔧 Product Description

Dunbier Galvanised Plain Nut 1/2" – Part Number: 8922

A replacement 1/2" plain hex nut nut for Dunbier trailer hardware. The nut secures the matching bolt or stud and should be selected by exact diameter, pitch, seat style, grade and finish.

⚙️ Key Features

• 1/2" thread size
• galvanised finish
• plain hex nut configuration
• Replacement trailer fastening component
• Suitable for marine trailer repairs when matched to the original thread and grade

📏 Specifications

• Thread size: 1/2"
• Nut type: plain hex nut
• Finish: galvanised
• Thread pitch must match the original bolt or stud

🔄 Cross Reference & Related Parts

• Dunbier: 8922
• Comparable generic nuts must match the thread pitch, strength class, locking design and corrosion protection
• Do not mix metric, UNC, UNF or Whitworth-style imperial threads

🚤 Trailer Compatibility & Application

• Suitable only for bolts or studs with the matching thread
• Nyloc nuts should not be used where service temperature or repeated removal exceeds the insert specification
• Use a plain nut only where the original joint includes a separate locking method

🔌 Function

Develops the clamping force that retains the trailer joint, wheel component, bracket or accessory.

⚠️ Common Signs of Failure

• Threads are stripped, stretched or heavily rusted
• Nylon insert no longer resists rotation
• Nut corners are rounded
• Nut repeatedly loosens
• Seat or bearing face is cracked, galled or distorted

🛠️ Installation & Safety

• Start the nut by hand to prevent cross-threading
• Use the correct torque for the bolt grade and joint
• Replace a nyloc nut when its insert no longer provides positive resistance
• Do not use an impact tool to force a mismatched thread
• Recheck critical joints after initial use

📦 Condition

• Brand new Dunbier Marine Products trailer component
• Supplied as one replacement nut
• Supplied in original or equivalent packaging