Description
Bulkhead Fitting – 1/2″ x 12mm Steel (Truck & Trailer Air Line Connector)
Description:
The 1/2″ x 12mm Steel Bulkhead Fitting is a heavy-duty air line connector designed for routing air hoses through bulkheads or panels in trucks, trailers, and pneumatic systems. Constructed from high-strength steel, it ensures a secure and leak-free connection between imperial (1/2″) and metric (12mm) pneumatic components.
Specifications:
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Type: Bulkhead Union
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Thread Side: 1/2″ BSP or NPT (depending on spec)
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Tube Side: 12mm (Push-In or Compression type)
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Material: Zinc-plated or galvanized steel
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Seal Type: O-ring or tapered thread seal
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Mounting: Panel/bulkhead with lock nut and washer
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Pressure Rating: Up to 10 bar (145 psi)
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Temperature Range: -40°C to +100°C
Key Features:
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Strong steel construction for durability
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Corrosion-resistant coating for extended service life
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Designed for bulkhead/panel installation
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Connects metric tubing to imperial threaded systems
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Ideal for compressed air, suspension, and brake systems
Applications:
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Truck and trailer air brake systems
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Pneumatic suspension controls
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Industrial air compressors and automation systems
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Agricultural and construction equipment






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