CHICAGO-LATROBE Pipe and Conduit Thread Tap: 3/8"-18 NPT, 4 Flute, Semi-Bottoming Chamfer (MPN 385422)
The CHICAGO-LATROBE Pipe and Conduit Thread Tap (SKU 15K025, MPN 385422) is a general purpose pipe tap with a 3/8"-18 NPT thread size, featuring a semi-bottoming chamfer and 4 flutes. 3G Electric interprets this…
SKU 3G-OTH-265963
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Product Description
The CHICAGO-LATROBE Pipe and Conduit Thread Tap (SKU 15K025, MPN 385422) is a general purpose pipe tap with a 3/8"-18 NPT thread size, featuring a semi-bottoming chamfer and 4 flutes. 3G Electric interprets this demand and sources the exact OEM part across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the CHICAGO-LATROBE 385422 pipe tap used for?
The CHICAGO-LATROBE 385422 is a general-purpose pipe tap used to cut internal NPT threads in pipe and conduit fittings. Its semi-bottoming chamfer and 4-flute design make it suitable for threading close to the bottom of blind holes in plumbing, hydraulic, and pneumatic systems.
What are the specifications of the CHICAGO-LATROBE 385422 pipe tap?
The CHICAGO-LATROBE 385422 is a 3/8"-18 NPT pipe tap with a semi-bottoming chamfer and 4 flutes. It is designed for general-purpose threading of pipe and conduit. The manufacturer part number is 385422, and the SKU is 15K025.
Where to buy CHICAGO-LATROBE pipe taps worldwide?
3G Electric supplies CHICAGO-LATROBE pipe taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 385422 or other CHICAGO-LATROBE tooling for your operations.
How to select the right chamfer type for a pipe tap?
For threading blind holes, choose a semi-bottoming chamfer like the CHICAGO-LATROBE 385422 to cut threads close to the hole bottom. For through holes, a taper chamfer is easier to start. Always match the tap to the material and thread depth requirements for best results.
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3G Electric supplies CHICAGO-LATROBE general purpose pipe taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













