OSG Spiral Point Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer
The OSG Spiral Point Tap (1/2"-20 UNF, MPN 1101504905) is a spiral-point tap for aerospace materials, featuring an H3 / 2B-3B tolerance, plug chamfer, TiN coated cobalt construction, and 3 flutes. 3G Electric…
SKU 3G-OTH-232011
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Product Description
The OSG Spiral Point Tap (1/2"-20 UNF, MPN 1101504905) is a spiral-point tap for aerospace materials, featuring an H3 / 2B-3B tolerance, plug chamfer, TiN coated cobalt construction, and 3 flutes. 3G Electric interprets this demand and sources the genuine OEM product, backed by specialist expertise in combustion, pumps, and controls across 14 industrial departments.
Frequently Asked Questions
What is the OSG spiral point tap 1/2-20 UNF used for?
This OSG spiral point tap is designed for threading aerospace materials. Its plug chamfer and TiN-coated cobalt construction provide durability and chip control in through-hole applications. It is commonly used in manufacturing aircraft components and other high-strength alloy parts.
What are the specifications of the OSG 1101504905 tap?
The OSG 1101504905 is a 1/2-20 UNF spiral point tap with H3 / 2B-3B tolerance, 3 flutes, plug chamfer, and TiN coated cobalt. It is designed for threading aerospace materials and is manufactured by OSG.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 1101504905 spiral point tap.
How to select the correct OSG tap for aerospace materials?
Select an OSG tap with the correct thread size, pitch, and tolerance class for your application. For aerospace materials, choose a TiN-coated cobalt tap like the 1101504905 for wear resistance. Ensure the chamfer type matches your hole (plug for through-holes). Consult OSG's technical data for material-specific recommendations.
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Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point taps for aerospace materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















