OSG Spiral Point Tap: 5/16"-24 UNF, 2B, 3 Flute, Plug Chamfer
The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a 2B thread class, plug chamfer, and black oxide high-speed steel construction. It features 3 flutes and is identified by…
SKU 3G-OTH-215950
Need installation or engineering help?
Ask a question
Product Description
The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a 2B thread class, plug chamfer, and black oxide high-speed steel construction. It features 3 flutes and is identified by manufacturer part number 2885901.
Frequently Asked Questions
What is the OSG spiral point tap 2885901 used for?
The OSG spiral point tap 2885901 is used for threading through holes in metal, steel, and alloys. Its spiral point design pushes chips forward, preventing clogging in blind holes. Common applications include automotive, aerospace, and general manufacturing where precise UNF threads are required.
What are the specifications of the OSG tap 5/16-24 UNF?
The OSG tap has a 5/16-24 UNF thread size, 2B class fit, 3 flutes, plug chamfer, and black oxide high-speed steel construction. The manufacturer part number is 2885901. It is designed for general-purpose threading in through holes, offering durability and chip evacuation.
Where to buy OSG taps in worldwide?
You can source OSG 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 the OSG spiral point tap 2885901 or other OSG tooling.
How to select the right OSG tap for UNF threads?
Select an OSG tap by matching thread size (e.g., 5/16-24 UNF), class fit (2B), and material (black oxide HSS for steel). For through holes, use a spiral point tap like the 2885901. For blind holes, choose a spiral flute tap. Always verify chamfer type (plug, bottoming, or taper) per application.
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.














