Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CHICAGO-LATROBE Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 367149) - General Purpose Spiral-Flute Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Flute Taps

CHICAGO-LATROBE Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 367149)

The CHICAGO-LATROBE Spiral Flute Tap (#4-40 UNC, MPN 367149) is a general purpose spiral-flute tap with H2 / 2B tolerance, 2 flutes, plug chamfer, and high-speed steel construction. 3G Electric interprets customer…

SKU 3G-OTH-230964

Brand
CHICAGO-LATROBE
Item
Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel
Category
General Purpose Spiral-Flute Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
367149
Type
H2 / 2B, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CHICAGO-LATROBE Spiral Flute Tap (#4-40 UNC, MPN 367149) is a general purpose spiral-flute tap with H2 / 2B tolerance, 2 flutes, plug chamfer, and high-speed steel construction. 3G Electric interprets customer demand and delivers this genuine industrial tap across 14 departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Flute Tap #4-40 UNC used for?

This tap is used for threading blind holes in materials such as steel, aluminum, and brass. The spiral flute design pulls chips upward and out of the hole, preventing chip clogging and ensuring clean threads. It is ideal for general-purpose tapping in manufacturing and maintenance applications.

What are the specifications of the CHICAGO-LATROBE Spiral Flute Tap 367149?

This tap has a #4-40 UNC thread size, H2 / 2B class of fit, 2 flutes, and a plug chamfer. It is made of high-speed steel (HSS) for durability. The manufacturer part number is 367149, and it is designed for general-purpose spiral-flute tapping.

Where to buy CHICAGO-LATROBE taps in worldwide?

You can source CHICAGO-LATROBE taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this and other tapping tools.

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

For blind holes, choose a spiral flute tap with a plug or bottoming chamfer to cut threads close to the hole bottom. Ensure the tap size matches your thread specification, such as #4-40 UNC. Use cutting fluid to reduce friction and extend tool life. CHICAGO-LATROBE taps are a reliable choice for general-purpose threading.

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 spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Spiral Flute Tap: #10-24 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367305)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: #10-24 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367305)
CHICAGO-LATROBE Spiral Flute Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367909)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367909)
CHICAGO-LATROBE Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 367156)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: #4-40 UNC, H2 / 2B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 367156)
CHICAGO-LATROBE Spiral Flute Tap: #6-32 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 367222)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: #6-32 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 367222)
CHICAGO-LATROBE Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356324)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356324)
CHICAGO-LATROBE Spiral Flute Tap: #10-32 UNF, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367321)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: #10-32 UNF, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367321)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a bottoming chamfer and 3-flute design for chip evacuation. Thread size 5/16"-18 UNC with H3 / 2B tolerance
CHICAGO-LATROBE
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a bottoming chamfer and 3-flute design for chip evacuation. Thread size 5/16"-18 UNC with H3 / 2B tolerance
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a bottoming chamfer for threading to the bottom of the hole, with H3 / 2B tolerance and 3 flutes. Suitable for applications requiring chip evacuation upward to prevent clogging
CHICAGO-LATROBE
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a bottoming chamfer for threading to the bottom of the hole, with H3 / 2B tolerance and 3 flutes. Suitable for applications requiring chip evacuation upward to prevent clogging
General purpose spiral-flute tap for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward to prevent clogging. Features a bottoming chamfer for threading to the bottom of a blind hole. Made from high-speed steel with H3 / 2B tolerance and 3 flutes. Commonly used in general manufacturing and maintenance applications
CHICAGO-LATROBE
General purpose spiral-flute tap for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward to prevent clogging. Features a bottoming chamfer for threading to the bottom of a blind hole. Made from high-speed steel with H3 / 2B tolerance and 3 flutes. Commonly used in general manufacturing and maintenance applications
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
This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications
CHICAGO-LATROBE
This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications
CHICAGO-LATROBE Spiral Flute Tap: M8x1.25 Metric, D5 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 366160)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: M8x1.25 Metric, D5 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 366160)
CHICAGO-LATROBE Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367941)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367941)
CHICAGO-LATROBE Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367982)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 367982)