OSG Spiral Point Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840808)
SKU 3G-OTH-216260
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the OSG spiral point tap 2840808 used for?
The OSG spiral point tap 2840808 is designed for threading through-holes in ferrous and non-ferrous materials. Its spiral point design pushes chips forward, reducing chip clogging and enabling faster tapping in production environments. Common applications include automotive, aerospace, and general manufacturing.
What are the specifications of the OSG tap 2840808?
The OSG tap 2840808 is a 5/16"-18 UNC spiral point tap with an H5 tolerance for 2B-3B thread classes. It features 3 flutes and a plug chamfer. The manufacturer part number is 2840808. This general-purpose tap is suitable for through-hole threading in a variety of materials.
Where to buy OSG taps in worldwide?
You can source OSG taps, including model 2840808, through 3G Electric. As a global industrial distributor, 3G Electric handles logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead times on this and other OSG threading tools.
How to select the correct OSG tap for a job?
Select an OSG tap based on thread size, pitch, material, and hole type. For through-holes, a spiral point tap like the 2840808 is ideal. Match the tap tolerance (e.g., H5) to the required thread class (2B-3B). Consult OSG's technical guides or contact 3G Electric for application-specific recommendations.
Used in
Common applications for OSGOSG Products
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.















