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OSG Spiral Flute Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (MPN 2942601) is a general-purpose spiral-flute tap with a 1/2"-20 UNF thread size. It features an H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer design.

SKU 3G-OTH-230375

Brand
OSG
Item
Spiral Flute Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2942601
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (MPN 2942601) is a general-purpose spiral-flute tap with a 1/2"-20 UNF thread size. It features an H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer design.

Frequently Asked Questions

What is the OSG spiral flute tap 2942601 used for?

The OSG spiral flute tap 2942601 is used for threading blind holes in materials such as steel and aluminum. Its spiral flute design lifts chips upward, preventing clogging and ensuring clean threads. It is ideal for automotive, aerospace, and general manufacturing applications requiring precise UNF threads.

What are the specifications of the OSG spiral flute tap 2942601?

The OSG spiral flute tap 2942601 has a 1/2"-20 UNF thread size, H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for general purpose threading in blind holes. The manufacturer part number is 2942601.

Where to buy OSG spiral flute tap 2942601 worldwide?

You can source the OSG spiral flute tap 2942601 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.

How to select the correct OSG spiral flute tap for UNF threads?

To select the correct OSG spiral flute tap for UNF threads, match the thread size (e.g., 1/2"-20 UNF) and tolerance class (e.g., H5 for 2B-3B fit). Choose a modified bottoming chamfer for blind holes. Verify the flute count (3 flutes) and material compatibility. OSG taps are precision-ground for consistent performance.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG 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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