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CHICAGO-LATROBE Straight Flute Tap: 5/8"-11 UNC - General Purpose Hand Taps
CHICAGO-LATROBEGeneral Purpose Hand Taps

CHICAGO-LATROBE Straight Flute Tap: 5/8"-11 UNC

The CHICAGO-LATROBE Straight Flute Tap (MPN 306978) is a general-purpose hand tap with a 5/8"-11 UNC thread size, featuring an H5 / 2B tolerance, 4 flutes, and a bottoming chamfer. 3G Electric interprets this demand…

SKU 3G-OTH-221683

Brand
CHICAGO-LATROBE
Item
Straight Flute Tap: 5/8"-11 UNC
Part Number
306978
Category
General Purpose Hand Taps
Available to Order
Also known as:306978CHICAGO-LATROBE
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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
306978
Type
H5 / 2B, Bottoming Chamfer
Flute
4

Technical Documents

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

Product Description

The CHICAGO-LATROBE Straight Flute Tap (MPN 306978) is a general-purpose hand tap with a 5/8"-11 UNC thread size, featuring an H5 / 2B tolerance, 4 flutes, and a bottoming chamfer. 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 Straight Flute Tap 306978 used for?

This CHICAGO-LATROBE straight flute tap is used for cutting internal threads in metal workpieces. It is a general-purpose hand tap with a bottoming chamfer, ideal for threading blind holes to the bottom. Common applications include maintenance, repair, and production in automotive, manufacturing, and metalworking industries.

What are the specifications of the CHICAGO-LATROBE Straight Flute Tap 306978?

The CHICAGO-LATROBE tap has a thread size of 5/8"-11 UNC, with an H5 limit and 2B class of fit. It features 4 flutes and a bottoming chamfer. The manufacturer part number is 306978. This tap is designed for general-purpose hand threading in ferrous and non-ferrous materials.

Where to buy CHICAGO-LATROBE Straight Flute Tap 306978 worldwide?

You can source the CHICAGO-LATROBE Straight Flute Tap 306978 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this tap to procurement teams and engineers globally.

How to select the correct CHICAGO-LATROBE tap for a threading job?

To select the correct CHICAGO-LATROBE tap, match the thread size (e.g., 5/8"-11 UNC) and chamfer type to your hole condition. Use a bottoming chamfer for blind holes and a taper chamfer for through holes. Ensure the tap's H limit and class of fit (e.g., H5/2B) align with your required thread tolerance. Consult a tap selection guide for material-specific recommendations.

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.
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CHICAGO-LATROBE Products

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

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