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OSG Thread Forming Tap: 1/2"-13 UNC, H7 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: 1/2"-13 UNC, H7 / 2B-3B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (1/2"-13 UNC, MPN 1400143005) is a general-purpose thread-forming tap with an H7 / 2B-3B tolerance, modified bottoming chamfer, and TiN-coated cobalt construction. 3G Electric interprets…

SKU 3G-OTH-237541

Brand
OSG
Item
Thread Forming Tap: 1/2"-13 UNC, H7 / 2B-3B, Modified Bottoming Chamfer
Category
General Purpose Thread-Forming Taps
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1400143005
Type
H7 / 2B-3B, Modified Bottoming Chamfer, TiN Coated 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 1400143005) is a general-purpose thread-forming tap with an H7 / 2B-3B tolerance, modified bottoming chamfer, and TiN-coated cobalt construction. 3G Electric interprets your demand for this precision tool, sources it from our global network, and delivers it with specialist support across 14 industrial departments — including combustion, pumps, and controls — backed by our authorized distributor relationships with brands like OSG, Schneider, and ABB.

Frequently Asked Questions

What is the OSG Thread Forming Tap 1/2"-13 UNC 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 chips. It is ideal for automotive, aerospace, and general manufacturing applications requiring strong, burr-free threads in blind or through holes.

What are the specifications of the OSG Thread Forming Tap 1/2"-13 UNC?

This tap has a 1/2"-13 UNC thread size, H7 / 2B-3B tolerance class, modified bottoming chamfer, and TiN coated cobalt construction. The manufacturer part number is 1400143005. 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"-13 UNC worldwide?

You can source the OSG Thread Forming Tap 1/2"-13 UNC (MPN 1400143005) 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 my application?

Select based on thread size (1/2"-13 UNC), tolerance class (H7 / 2B-3B), chamfer type (modified bottoming for blind holes), and coating (TiN for wear resistance). Ensure material hardness is compatible with cobalt construction. For best results, use proper lubrication and tap speed per OSG guidelines.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Thread Forming Tap: 1/2"-13 UNC, H7 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400143008)
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OSG Thread Forming Tap: 1/2"-13 UNC, H7 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400143008)
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, TiN Coated Cobalt (MPN 1400143105)
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OSG Thread Forming Tap: 1/2"-13 UNC, H8 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400143105)
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OSG Thread Forming Tap: 1/2"-13 UNC, H7 / 2B-3B, Modified Bottoming Chamfer, Cobalt (MPN 1400143000)
OSG Thread Forming Tap: 1/2"-13 UNC, H4 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400142708)
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OSG Thread Forming Tap: 1/2"-13 UNC, H4 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400142708)
OSG Thread Forming Tap: 1/2"-20 UNF, H7 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400144805)
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OSG Thread Forming Tap: 1/2"-20 UNF, H7 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400144805)

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