Specialize in UNJ threads for aerospace and high-stress applications with Jarvis Cutting Tools. Precision threading for critical performance demands.

Choose from our selection of UNJ/UNJF (JIC) tube fittings, including over 275 products in a wide range of styles and sizes. Same and Next Day Delivery.

Choose from our selection of UNJ taps in a wide range of styles and sizes. Same and Next Day Delivery.

Choose from our selection of thread mills in a wide range of styles and sizes. Same and Next Day Delivery.

Choose from our selection of UNJF inserts, including over 80 products in a wide range of styles and sizes. Same and Next Day Delivery.

Choose from our selection of threading end mills, including carbide square end mills, high-speed steel square end mills, and more. Same and Next Day Delivery.

Hole sizes shown may not be suitable for UNJ and MJ hole requirements. Oversize pitch diameters will need larger holes. Call the factory for assistance. Tap Drill Formula Percent of Full Thread Hole size …

Choose from our selection of UNJF adapters, including over 60 products in a wide range of styles and sizes. Same and Next Day Delivery.

UNJ vs. UN THREADS The UNJ thread standard (ASME B1.15) defines a system of threads for highly stressed applications requiring high fatigue strength. It was derived from a military specification (MIL …

Choose from our selection of 9/16"-18 nuts, including hex nuts, locknuts, and more. Same and Next Day Delivery.