OSG STRAIGHT FLUTE Tap: 5/8"-11 UNC, H5 / 2B-3B, 4 Flute, Bottoming Chamfer, Carbide (MPN 1661501400)
The OSG STRAIGHT FLUTE Tap (5/8"-11 UNC) is a coolant-through straight-flute machine tap for aluminum, featuring a carbide H5 / 2B-3B bottoming chamfer with 4 flutes (MPN 1661501400). 3G Electric interprets this…
SKU 3G-OTH-207601
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Product Description
The OSG STRAIGHT FLUTE Tap (5/8"-11 UNC) is a coolant-through straight-flute machine tap for aluminum, featuring a carbide H5 / 2B-3B bottoming chamfer with 4 flutes (MPN 1661501400). 3G Electric interprets this demand and sources the genuine OEM part, backed by specialist expertise across 14 industrial departments.
Frequently Asked Questions
What is the OSG straight flute tap used for?
The OSG straight flute tap is designed for threading aluminum and non-ferrous materials in CNC machining. Its coolant-through design flushes chips and reduces heat, making it ideal for high-speed production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG straight flute tap?
This OSG tap has a 5/8"-11 UNC thread size, H5 pitch diameter tolerance for 2B-3B class fit, 4 flutes, and a bottoming chamfer. It is made of carbide for wear resistance and includes coolant-through capability. The manufacturer part number is 1661501400.
Where to buy the OSG straight flute tap worldwide?
3G Electric supplies the OSG straight flute tap worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this tap to any country.
How to select the correct OSG straight flute tap for aluminum?
Select an OSG straight flute tap with coolant-through for aluminum to prevent chip packing. Match the thread size (e.g., 5/8"-11 UNC) and chamfer type—bottoming for blind holes, plug for through holes. Use H5 tolerance for 2B-3B fit. Carbide material suits high-speed production.
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Common applications for OSG STRAIGHT FLUTEOSG STRAIGHT FLUTE Products
3G Electric supplies OSG STRAIGHT FLUTE coolant-through straight-flute machine taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














