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OSG Thread Forming Tap: 1/2"-13 UNC, H9 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: 1/2"-13 UNC, H9 / 2B-3B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (1/2"-13 UNC, MPN 1400143201) is a general-purpose thread-forming tap with a Modified Bottoming Chamfer and Black Oxide Cobalt finish. It is specified as H9 / 2B-3B, indicating a tolerance…

SKU 3G-OTH-237135

Brand
OSG
Item
Thread Forming Tap: 1/2"-13 UNC, H9 / 2B-3B, Modified Bottoming Chamfer
Category
General Purpose Thread-Forming Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
1400143201
Type
H9 / 2B-3B, Modified Bottoming Chamfer, Black Oxide Cobalt

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Thread Forming Tap (1/2"-13 UNC, MPN 1400143201) is a general-purpose thread-forming tap with a Modified Bottoming Chamfer and Black Oxide Cobalt finish. It is specified as H9 / 2B-3B, indicating a tolerance class for forming threads in a range of applications.

Frequently Asked Questions

What is OSG thread forming tap 1/2"-13 UNC used for?

OSG thread forming taps are used to create internal threads in ductile materials like aluminum, steel, and stainless steel without cutting. The 1/2"-13 UNC size is common in automotive, aerospace, and general manufacturing for producing strong, burr-free threads.

What are the specifications of OSG thread forming tap 1/2"-13 UNC?

This OSG tap has a 1/2"-13 UNC thread size, H9 / 2B-3B tolerance, modified bottoming chamfer, and black oxide cobalt finish. It is designed for through-hole or blind-hole threading in materials up to 850 °C hardness, with a 24 VDC compatible coating for extended tool life.

Where to buy OSG thread forming tap 1/2"-13 UNC worldwide?

3G Electric supplies OSG thread forming taps worldwide. As a global industrial solutions provider, we handle logistics, customs, and delivery to any country. Contact us for pricing and lead time on this 1/2"-13 UNC tap with H9 / 2B-3B tolerance.

How to select the right OSG thread forming tap for my application?

Select based on thread size (e.g., 1/2"-13 UNC), material hardness, and hole type. For blind holes, use a modified bottoming chamfer like this OSG tap. Match the H9 / 2B-3B tolerance to your required fit class. Consult OSG's technical data for optimal speeds and lubrication.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG 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.

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Cross-referenced by specification & description
OSG Thread Forming Tap: 1/2"-13 UNC, H8 / 2B-3B, Modified Bottoming Chamfer, Black Oxide Cobalt (MPN 1400143101)
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OSG Thread Forming Tap: 1/2"-20 UNF, H9 / 2B, Modified Bottoming Chamfer, Black Oxide Cobalt (MPN 1400145001)
OSG Thread Forming Tap: 1/2"-13 UNC, H8 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400143108)
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OSG Thread Forming Tap: 1/2"-13 UNC, H8 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400143108)

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