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The MIDLAND INDUSTRIES 45031612 is a 45-degree insert elbow fitting from the 4503 Series, designed for steel beaded hose-to-pipe connections in hydraulic systems. One end features a 1-inch beaded stem that locks into compatible hydraulic hose, while the other end is a 3/4-inch Male NPTF threaded connection sized at 3/4-14 threads per inch. The all-steel construction provides the durability and pressure resistance required in hydraulic fluid transfer applications. This fitting is installed by hydraulic system technicians and fluid power mechanics working on mobile equipment, industrial machinery, and related hydraulic circuits.
This fitting is suited for hydraulic hose assemblies where a 45-degree angle transition from a beaded stem hose connection to a male pipe thread is required. The NPTF thread form creates a pressure-tight mechanical seal without relying solely on a sealant, making it appropriate for high-pressure hydraulic lines. Typical installations include mobile equipment, agricultural machinery, industrial hydraulic circuits, and similar fluid power systems where compact angled routing is needed. Minimum order quantity is 1 unit.
Designed as an OEM-style replacement or new-installation fitting for hydraulic systems requiring a 1-inch beaded stem hose connection transitioning to a 3/4-inch Male NPTF pipe thread at a 45-degree angle.
Installation should be performed by a qualified hydraulic technician or fluid power mechanic. Depressurize and fully relieve hydraulic system pressure before removing or installing any fitting. NPTF threads rely on thread-form interference for sealing - inspect threads carefully before assembly and apply appropriate thread sealant per system requirements and applicable fluid power standards. Do not overtighten; use proper hydraulic fitting installation tooling and follow the fitting manufacturer's recommended assembly procedures.
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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