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CHICAGO-LATROBE #4-40 UNC General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Flute Taps

CHICAGO-LATROBE #4-40 UNC General Purpose Spiral-Flute Tap

The CHICAGO-LATROBE Spiral Flute Tap (#4-40 UNC, MPN 367156) is a general purpose tap with a bottoming chamfer, H2 / 2B tolerance, 2 flutes, and high speed steel construction.

SKU 3G-OTH-230126

Brand
CHICAGO-LATROBE
Item
#4-40 UNC General Purpose Spiral-Flute Tap
Part Number
367156
Category
General Purpose Spiral-Flute Taps
Available to Order
Also known as:367156CHICAGO-LATROBE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
367156
Type
H2 / 2B, Bottoming Chamfer, High Speed Steel
Flute
2

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Flute Tap (#4-40 UNC, MPN 367156) is a general purpose tap with a bottoming chamfer, H2 / 2B tolerance, 2 flutes, and high speed steel construction.

Frequently Asked Questions

What is a CHICAGO-LATROBE spiral flute tap used for?

A CHICAGO-LATROBE spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral flute design pulls chips upward, preventing clogging and ensuring clean threads. This #4-40 UNC tap is ideal for general-purpose machining and maintenance applications.

What are the specifications of the CHICAGO-LATROBE #4-40 UNC tap?

This CHICAGO-LATROBE tap has a #4-40 UNC thread, H2 / 2B tolerance, 2 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) for durability. The manufacturer part number is 367156. It is designed for threading blind holes in general-purpose applications.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the #4-40 UNC spiral flute tap (MPN 367156) or other CHICAGO-LATROBE tooling.

How to select the right spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer, like this CHICAGO-LATROBE #4-40 UNC tap. The spiral flutes evacuate chips upward, preventing packing. Ensure the tap's thread size and tolerance (H2 / 2B) match your application. Use proper cutting fluid for best results.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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General purpose spiral-flute tap for threading blind holes. The spiral flute design pulls chips upward, preventing clogging. Made of high-speed steel with H3 / 2B tolerance and plug chamfer. Suitable for tapping in steel and aluminum
CHICAGO-LATROBE
General purpose spiral-flute tap for threading blind holes. The spiral flute design pulls chips upward, preventing clogging. Made of high-speed steel with H3 / 2B tolerance and plug chamfer. Suitable for tapping in steel and aluminum

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