OSG Spiral Flute Tap: #5-40 UNC, H2 / 2B-3B, 3 Flute
SKU 3G-OTH-217768
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Frequently Asked Questions
What is the OSG spiral flute tap #5-40 UNC used for?
This OSG spiral flute tap is designed for threading steel and stainless steel. The #5-40 UNC size and bottoming chamfer make it suitable for through-hole and blind-hole applications where chip evacuation is critical. It is commonly used in automotive, aerospace, and general manufacturing.
What are the specifications of the OSG spiral flute tap #5-40 UNC?
The OSG spiral flute tap has a #5-40 UNC thread size, H2 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. The manufacturer part number is 0135901. It is designed for steel and stainless steel, with a spiral flute geometry for efficient chip removal.
Where to buy OSG spiral flute taps in 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 and other OSG threading tools.
How to select the right OSG spiral flute tap for steel?
Select an OSG spiral flute tap based on thread size, material, and hole type. For steel and stainless steel, use a tap with H2 / 2B-3B tolerance and bottoming chamfer for blind holes. Ensure the tap matches the required UNC thread class and flute count for chip evacuation.
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Common applications for OSGOSG Products
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.















