OSG Spiral Flute Tap: 9/16"-18 UNF, H3 / 2B-3B, 4 Flute
The OSG Spiral Flute Tap (9/16"-18 UNF, MPN 2948800) is a general-purpose tap with a modified bottoming chamfer, 4 flutes, and H3 / 2B-3B tolerance class. 3G Electric interprets your demand for this OEM-specified…
SKU 3G-OTH-230833
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Product Description
The OSG Spiral Flute Tap (9/16"-18 UNF, MPN 2948800) is a general-purpose tap with a modified bottoming chamfer, 4 flutes, and H3 / 2B-3B tolerance class. 3G Electric interprets your demand for this OEM-specified tool, sources it across our 14 industrial departments, and supports your application with specialist depth in controls and pumps.
Frequently Asked Questions
What is the OSG spiral flute tap 9/16"-18 UNF used for?
This OSG spiral flute tap is designed for threading blind holes in materials such as steel and stainless steel. Its 4-flute design and modified bottoming chamfer allow chips to be pushed forward, reducing clogging and ensuring clean threads in general-purpose machining applications.
What are the specifications of the OSG tap MPN 2948800?
The OSG spiral flute tap MPN 2948800 has a thread size of 9/16"-18 UNF, with a thread limit of H3 / 2B-3B. It features 4 flutes and a modified bottoming chamfer, making it suitable for threading blind holes in various materials.
Where to buy OSG taps in worldwide?
You can source OSG taps, including the spiral flute tap MPN 2948800, through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to worldwide locations for this and other OSG tooling.
How to select the correct OSG tap for UNF threads?
To select the correct OSG tap for UNF threads, match the thread size (e.g., 9/16"-18 UNF) and thread limit (e.g., H3 / 2B-3B) to your application. For blind holes, choose a spiral flute tap with a modified bottoming chamfer, like the OSG 2948800, to ensure proper chip evacuation.
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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.















