OSG Thread Forming Tap: 5/8"-18 UNF, H4 / 2B-3B, Modified Bottoming Chamfer
The OSG Thread Forming Tap (5/8"-18 UNF) is a general-purpose thread-forming tap with an H4 / 2B-3B tolerance, modified bottoming chamfer, and TiCN-coated cobalt construction (MPN 1400151708). 3G Electric interprets…
SKU 3G-OTH-237870
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Product Description
The OSG Thread Forming Tap (5/8"-18 UNF) is a general-purpose thread-forming tap with an H4 / 2B-3B tolerance, modified bottoming chamfer, and TiCN-coated cobalt construction (MPN 1400151708). 3G Electric interprets customer demand and delivers this genuine industrial tool across 14 departments — with specialist depth in combustion, pumps, and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.
Frequently Asked Questions
What is the OSG Thread Forming Tap 5/8"-18 UNF used for?
This OSG thread forming tap is used to create internal threads in metal without cutting, which eliminates chips and produces stronger threads. It is ideal for ductile materials like aluminum, low-carbon steel, and brass in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG Thread Forming Tap 5/8"-18 UNF?
This tap has a 5/8"-18 UNF thread size, H4 / 2B-3B tolerance, modified bottoming chamfer, and TiCN coated cobalt construction. The manufacturer part number is 1400151708. It is designed for general purpose thread forming in a variety of materials.
Where to buy the OSG Thread Forming Tap 5/8"-18 UNF worldwide?
You can source the OSG Thread Forming Tap 5/8"-18 UNF through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct OSG tap for your application.
How to select the correct OSG thread forming tap for my application?
Select the tap based on thread size, pitch, tolerance class, and material. For ductile materials, use a forming tap with TiCN coating for longer life. Ensure the chamfer type matches your hole depth—modified bottoming is suitable for blind holes. Always match the tap tolerance to the required thread class.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG general purpose thread-forming taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















