OSG Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute
The OSG Spiral Flute Tap (1/4"-20 UNC, MPN 2940000) is a general-purpose tap with H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets your demand for this OEM threading tool…
SKU 3G-OTH-229877
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Product Description
The OSG Spiral Flute Tap (1/4"-20 UNC, MPN 2940000) is a general-purpose tap with H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets your demand for this OEM threading tool, sources it across our 14 industrial departments, and provides specialist support to ensure you get the right solution.
Frequently Asked Questions
What is the OSG spiral flute tap 2940000 used for?
The OSG spiral flute tap 2940000 is a general-purpose tap designed 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 commonly used in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap 2940000?
The OSG spiral flute tap 2940000 has a thread size of 1/4"-20 UNC, with an H5 / 2B-3B tolerance class. It features 3 flutes and a modified bottoming chamfer for threading close to the bottom of blind holes. The manufacturer part number is 2940000.
Where to buy the OSG spiral flute tap 2940000 worldwide?
You can source the OSG spiral flute tap 2940000 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 on this item.
How to select the correct OSG spiral flute tap for blind holes?
For blind holes, choose a spiral flute tap like the OSG 2940000 with a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap's thread size (1/4"-20 UNC) and tolerance class (H5 / 2B-3B) match your application. Use proper cutting fluid and machine speed for optimal results.
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Common applications for OSGOSG 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.















