Description
When you’re plumbing hydraulic lines on your tractor or implement, sometimes you need to reduce thread sizes or adapt fittings that just don’t quite match up. This straight adapter takes care of that problem, converting from 1/2-14 male to 1/4-18 female NPTF threads. It’s the kind of handy little fitting that saves the day when you’re trying to connect different sized hydraulic components.
Key Features
- Built to handle high-pressure hydraulic systems up to 6000 PSI – tough enough for the most demanding applications
- Straight design provides direct connection without changing fluid flow direction
- 7/8″ hex makes it easy to tighten properly with standard wrenches
- NPTF threads create a metal-to-metal seal that won’t leak under pressure
- AgSmart quality construction means this fitting will hold up to farm conditions
Built for Real Farm Work
This adapter works great for connecting hydraulic lines on tractors, loaders, implements, and any other farm equipment where you need to step down from 1/2″ to 1/4″ thread sizes. Whether you’re hooking up a hydraulic motor, connecting remote cylinders, or adapting aftermarket fittings to your existing system, this straight adapter keeps things flowing smoothly.
Made to Last
Hydraulic fittings take a beating from constant pressure cycles and temperature swings, so this adapter is built from quality materials that resist wear and corrosion. The NPTF thread design creates a tighter seal than standard NPT, which means fewer leaks and less maintenance headaches down the road.
Installation Notes
Thread the male end into your 1/2-14 female port first, then connect your 1/4-18 male fitting to the adapter’s female end. Use hydraulic thread sealant rather than tape to prevent contamination. Don’t over-tighten – the NPTF threads seal properly with moderate torque, and going too tight can crack the fitting.






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