OSG Spiral Flute Tap: #5-40 UNC, H2 / 2B-3B, 2 Flute
SKU 3G-OTH-218798
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Frequently Asked Questions
What is the OSG spiral flute tap #5-40 UNC used for?
The OSG spiral flute tap #5-40 UNC is designed for threading blind holes in steel and stainless steel. Its spiral flute design lifts chips upward, preventing clogging, making it ideal for deep-hole tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap #5-40 UNC?
This OSG tap has a #5-40 UNC thread size, H2 / 2B-3B tolerance, 2 flutes, and a modified bottoming chamfer. It is designed for steel and stainless steel. The manufacturer part number is 1752101. It is suitable for producing threads to class 2B or 3B fit.
Where to buy OSG spiral flute taps worldwide?
You can source OSG spiral flute 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 OSG tap model 1752101.
How to select the correct OSG spiral flute tap for steel?
For steel and stainless steel, select an OSG spiral flute tap with the correct thread size, such as #5-40 UNC, and a H2 / 2B-3B tolerance class. Ensure the tap has a modified bottoming chamfer for blind holes. Use appropriate cutting fluid and follow manufacturer speed recommendations for best results.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















