OSG Spiral Point Tap: #4-48 UNF, 2B, 2 Flute, Plug Chamfer
The OSG Spiral Point Tap (#4-48 UNF, MPN 2886401) is a general purpose spiral-point tap with a 2B thread class, 2-flute design, plug chamfer, and black oxide high-speed steel construction. 3G Electric interprets…
SKU 3G-OTH-214461
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Product Description
The OSG Spiral Point Tap (#4-48 UNF, MPN 2886401) is a general purpose spiral-point tap with a 2B thread class, 2-flute design, plug chamfer, and black oxide high-speed steel construction. 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps and controls — ensuring you get the right answer, not just a catalog.
Frequently Asked Questions
What is the OSG spiral point tap #4-48 UNF used for?
The OSG spiral point tap #4-48 UNF is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral point design pushes chips ahead, reducing chip clogging and breakage. Common applications include automotive, aerospace, and general manufacturing where precise UNF threads are required.
What are the specifications of the OSG spiral point tap #4-48 UNF?
The OSG spiral point tap has a #4-48 UNF thread size, 2B class of fit, 2 flutes, and a plug chamfer. It is made from black oxide high-speed steel (HSS) for wear resistance and reduced galling. The manufacturer part number is 2886401, and it is designed for general-purpose tapping.
Where to buy the OSG spiral point tap #4-48 UNF worldwide?
You can source the OSG spiral point tap #4-48 UNF 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; we supply genuine OSG taps for your threading needs.
How to select the correct OSG spiral point tap for my application?
To select the correct OSG spiral point tap, match the thread size (e.g., #4-48 UNF), class of fit (2B), and chamfer type (plug) to your hole requirements. Consider material hardness and tap coating—black oxide HSS suits general use. For blind holes, spiral point taps push chips forward; for through holes, they work well too. Consult OSG's technical data for optimal performance.
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3G Electric supplies OSG general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














