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The MIDLAND INDUSTRIES 7033-12-08 is a steel threaded adapter designed to connect a 3/4-inch male NPT fitting to a 1/2-inch female BSPP port. It bridges two common but incompatible thread standards, allowing fluid lines using NPT pipe threads to mate with BSPP (British Standard Parallel Pipe) female ports. Machined from steel, it is suited for hydraulic and fluid-transfer applications where reliable sealing at the thread interface is required. The adapter measures 1.2 inches in length and 1.2 inches in width, with a height of 1 inch, and weighs 0.125 pounds. Installation is typically performed by hydraulic technicians, millwrights, or plumbing professionals working on industrial or mobile hydraulic systems.
This adapter is used in hydraulic plumbing circuits where equipment with BSPP-ported components must be integrated into systems with NPT-threaded lines or fittings. Typical applications include industrial machinery, mobile hydraulic equipment, and fluid-power assemblies that combine components sourced from different regional standards. It falls within the 7033 Series, which covers male pipe to female BSPP configurations. The steel construction makes it appropriate for moderate-pressure hydraulic service lines.
Designed as an OEM-style replacement or new-installation fitting for hydraulic and fluid-power systems requiring a 3/4-inch male NPT to 1/2-inch female BSPP thread conversion. Compatible with systems and components using standard 3/4-14 NPT and 1/2-14 BSPP thread forms.
Installation should be performed by a qualified hydraulic technician or pipefitter. Depressurize and isolate the hydraulic circuit fully before removing or installing any fittings. NPT threads are tapered and typically require thread sealant tape or compound, while BSPP threads are parallel and rely on a gasket or O-ring face seal for pressure-tight connections - confirm the mating port sealing method before assembly. Follow applicable fluid-power system codes and equipment manufacturer torque guidelines for the specific line pressure rating.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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