OSG Thread Forming Tap: 1/4"-20 UNC, H5 / 2B-3B, Plug Chamfer, Cobalt (MPN 1400127200)
SKU 3G-OTH-238499
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Frequently Asked Questions
What is the OSG Thread Forming Tap 1/4"-20 UNC used for?
The OSG Thread Forming Tap is used to create internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It is ideal for automotive, aerospace, and general manufacturing applications where chip-free threading is required. The plug chamfer design allows for versatile through-hole and blind-hole use.
What are the specifications of the OSG Thread Forming Tap 1400127200?
This OSG tap has a thread size of 1/4"-20 UNC, with an H5 tolerance for 2B-3B class fit. It features a plug chamfer and is made from cobalt high-speed steel for durability. The manufacturer part number is 1400127200, and it is designed for general-purpose thread forming in a range of materials.
Where to buy the OSG Thread Forming Tap 1/4"-20 UNC worldwide?
You can source the OSG Thread Forming Tap 1/4"-20 UNC from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this item.
How to select the correct OSG thread forming tap for my application?
Select the OSG thread forming tap based on thread size, pitch, and material. For 1/4"-20 UNC threads in aluminum or steel, use a cobalt tap with H5 tolerance for 2B-3B fit. Ensure the tap matches the hole type (through or blind) and use proper lubrication to extend tool life.
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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.














