AN/BAC/MS/NAS Series Fittings covers standardised aerospace hardware manufactured to Air Force-Navy (AN), Boeing Aircraft Company (BAC), Military Standard (MS), and National Aerospace Standard (NAS) specifications, encompassing fittings such as elbows, tees, unions, and bulkhead adapters produced in aluminium alloy, carbon steel, and corrosion-resistant steel through machining, thread-rolling, and surface treatments including cadmium plating and anodising.
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