OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer
3G Electric supplies the OSG Spiral Point Tap (1/4"-28 UNF), a spiral-point tap for aerospace materials. This H5 / 2B-3B, 3-flute, plug-chamfer tap features a TiN-coated cobalt construction (MPN 1101502305). We…
SKU 3G-OTH-231963
Need installation or engineering help?
Ask a question
Product Description
3G Electric supplies the OSG Spiral Point Tap (1/4"-28 UNF), a spiral-point tap for aerospace materials. This H5 / 2B-3B, 3-flute, plug-chamfer tap features a TiN-coated cobalt construction (MPN 1101502305). We interpret your threading requirements and source the correct tool across 14 industrial departments, with specialist depth in cutting tools and controls.
Frequently Asked Questions
What is the OSG spiral point tap 1/4"-28 UNF used for?
This OSG spiral point tap is designed for threading aerospace materials. Its TiN coated cobalt construction and plug chamfer make it suitable for through-hole tapping in high-strength alloys, providing efficient chip evacuation and extended tool life in demanding aerospace applications.
What are the specifications of the OSG spiral point tap MPN 1101502305?
The OSG spiral point tap has a thread size of 1/4"-28 UNF, with an H5 / 2B-3B tolerance class. It features 3 flutes, a plug chamfer, and a TiN coated cobalt finish. The manufacturer part number is 1101502305, and it is designed for aerospace materials.
Where to buy OSG spiral point taps worldwide?
You can source OSG spiral point taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OSG tap model 1101502305.
How to select the correct OSG spiral point tap for aerospace materials?
Select an OSG spiral point tap based on thread size, tolerance class, and coating. For aerospace materials, choose a TiN coated cobalt tap like this 1/4"-28 UNF model with H5 tolerance. Ensure the chamfer type (plug) matches your hole type—through or blind—for optimal thread quality.
Used in
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.















