OSG Thread Forming Tap: 1/2"-20 UNF, H8 / 2B, Modified Bottoming Chamfer
The OSG Thread Forming Tap (1/2"-20 UNF) is a general purpose thread-forming tap with an H8 / 2B tolerance, modified bottoming chamfer, and black oxide cobalt finish (MPN 1400144901). This tool is designed for…
SKU 3G-OTH-238454
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Thread Forming Tap (1/2"-20 UNF) is a general purpose thread-forming tap with an H8 / 2B tolerance, modified bottoming chamfer, and black oxide cobalt finish (MPN 1400144901). This tool is designed for forming internal threads without cutting, suitable for a range of industrial applications.
Frequently Asked Questions
What is the OSG Thread Forming Tap 1/2"-20 UNF used for?
This OSG thread forming tap is used to create internal threads in ductile materials like aluminum, brass, and low-carbon steel without cutting. It is ideal for automotive, aerospace, and general manufacturing applications where chip-free threading and strong thread profiles are required.
What are the specifications of the OSG Thread Forming Tap 1/2"-20 UNF?
This OSG tap has a 1/2"-20 UNF thread size, H8 / 2B tolerance class, modified bottoming chamfer, and black oxide cobalt finish. The manufacturer part number is 1400144901. It is designed for general purpose thread forming in materials up to 850 °C hardness.
Where to buy the OSG Thread Forming Tap 1/2"-20 UNF worldwide?
You can source the OSG Thread Forming Tap 1/2"-20 UNF 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.
How to select the correct OSG thread forming tap for your application?
Select the tap based on thread size, pitch, and tolerance class (e.g., H8 / 2B for this OSG tap). Use a modified bottoming chamfer for blind holes. Ensure the material is ductile and the tap's coating (black oxide cobalt) matches the workpiece hardness. Consult OSG's technical data for optimal speeds and lubrication.
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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.
