OSG Spiral Flute Tap: 5/16"-24 UNF, 2B, 2 Flute, Plug Chamfer
The OSG Spiral Flute Tap (5/16"-24 UNF) is a 2-flute, plug-chamfer tap made from V-coated vanadium high-speed steel, designed for threading aluminum. It is classified as a 2B class tap, with manufacturer part number…
SKU 3G-OTH-232867
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Product Description
The OSG Spiral Flute Tap (5/16"-24 UNF) is a 2-flute, plug-chamfer tap made from V-coated vanadium high-speed steel, designed for threading aluminum. It is classified as a 2B class tap, with manufacturer part number 1305900808.
Frequently Asked Questions
What is the OSG spiral flute tap 5/16"-24 UNF used for?
This OSG spiral flute tap is designed for threading blind holes in aluminum and non-ferrous materials. Its V coated vanadium high speed steel construction and 2-flute design efficiently evacuate chips upward, preventing clogging and ensuring clean threads in production environments.
What are the specifications of the OSG spiral flute tap 5/16"-24 UNF?
This tap has a 5/16"-24 UNF thread size, 2B class of fit, plug chamfer, and 2 flutes. It is made from V coated vanadium high speed steel. The manufacturer part number is 1305900808. It is optimized for threading aluminum and similar materials.
Where to buy OSG spiral flute taps worldwide?
3G Electric supplies OSG spiral flute taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 5/16"-24 UNF tap (MPN 1305900808).
How to select the right OSG tap for aluminum?
For aluminum, choose a spiral flute tap like this OSG 5/16"-24 UNF model with V coated vanadium high speed steel. The 2-flute design and plug chamfer are ideal for blind holes. Ensure the thread size and class (2B) match your application. OSG taps are engineered for consistent performance in non-ferrous materials.
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3G Electric supplies OSG spiral-flute taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.












