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The CARMEX 22IR6UNP30 is a solid carbide laydown threading insert designed for right-hand internal UN thread cutting at 6 threads per inch (TPI). Built to the 22 IR insert style, it features a 60-degree included angle and a 1/2-inch inscribed circle with a thickness of 0.187 inches. The uncoated P30 grade carbide construction delivers consistent edge sharpness and dimensional accuracy across a wide range of workpiece materials. This insert is used by machinists and tool-and-die professionals in CNC and manual lathe operations requiring precise internal thread profiles.
This insert is suited for internal threading operations on lathes and turning centers handling UN-standard thread forms. The P30 material grade and universal workpiece material designation make it compatible with a broad spectrum of ferrous and non-ferrous metals. Typical applications include threading bores in hydraulic fittings, fastener components, manifolds, and other precision machined parts requiring 6 TPI internal UN threads.
Designed as an OEM-style replacement or direct-fit insert for toolholders accepting 22 IR style laydown threading inserts used in right-hand internal UN thread applications.
Installation is performed by machinists following standard insert-seating procedures for laydown threading inserts in compatible boring bar or threading toolholder systems. Power down and lock out the machine spindle before changing inserts. Inspect the insert pocket and clamping screw for wear or damage prior to seating the new insert. Verify thread pitch and insert orientation before resuming cutting operations.
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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