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CHICAGO-LATROBE Pipe and Conduit Thread Tap: 1/4"-18 NPS, 4 Flute, Semi-Bottoming Chamfer (MPN 387121) - General Purpose Pipe Taps
CHICAGO-LATROBEGeneral Purpose Pipe Taps

CHICAGO-LATROBE Pipe and Conduit Thread Tap: 1/4"-18 NPS, 4 Flute, Semi-Bottoming Chamfer (MPN 387121)

SKU 3G-OTH-266178

Brand
CHICAGO-LATROBE
Item
Pipe and Conduit Thread Tap: 1/4"-18 NPS, 4 Flute, Semi-Bottoming Chamfer
Category
General Purpose Pipe Taps
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
387121
Type
Semi-Bottoming Chamfer
Flute
4
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the CHICAGO-LATROBE 387121 pipe tap used for?

The CHICAGO-LATROBE 387121 is a general purpose pipe tap used to cut internal threads in pipe and conduit fittings. Its 1/4"-18 NPS size and semi-bottoming chamfer make it suitable for threading close to the bottom of a blind hole in plumbing, electrical, and industrial applications.

What are the specifications of the CHICAGO-LATROBE 387121 pipe tap?

The CHICAGO-LATROBE 387121 is a 1/4"-18 NPS pipe tap with 4 flutes and a semi-bottoming chamfer. It is designed for general purpose threading of pipe and conduit. The manufacturer part number is 387121, and it is a semi-bottoming type for threading near the bottom of holes.

Where to buy CHICAGO-LATROBE pipe taps worldwide?

3G Electric supplies CHICAGO-LATROBE pipe taps like the 387121 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this semi-bottoming chamfer tap for your industrial threading needs.

How to select the right pipe tap for threading conduit?

Select a pipe tap based on thread size (e.g., 1/4"-18 NPS), chamfer type, and material. A semi-bottoming chamfer like the CHICAGO-LATROBE 387121 is ideal for threading close to the bottom of blind holes. Ensure the tap matches the conduit material and use proper cutting fluid for clean threads.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

CHICAGO-LATROBE Products

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.

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