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OSG Thread Forming Tap: 7/16"-20 UNF, H4 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: 7/16"-20 UNF, H4 / 2B-3B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (7/16"-20 UNF) is a general purpose thread-forming tap with an H4 / 2B-3B tolerance, modified bottoming chamfer, and TiCN coated cobalt construction (MPN 1400140908). 3G Electric sources…

SKU 3G-OTH-236279

Brand
OSG
Item
Thread Forming Tap: 7/16"-20 UNF, H4 / 2B-3B, Modified Bottoming Chamfer
Category
General Purpose Thread-Forming Taps
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1400140908
Type
H4 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt

Technical Documents

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

Product Description

The OSG Thread Forming Tap (7/16"-20 UNF) is a general purpose thread-forming tap with an H4 / 2B-3B tolerance, modified bottoming chamfer, and TiCN coated cobalt construction (MPN 1400140908). 3G Electric sources this precision tool across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate specification and support.

Frequently Asked Questions

What is the OSG Thread Forming Tap 7/16"-20 UNF used for?

This OSG thread forming tap is used to create internal threads in ductile materials such as steel, aluminum, and brass without cutting. It is ideal for automotive, aerospace, and general manufacturing applications where strong, chip-free threads are required.

What are the specifications of the OSG Thread Forming Tap 1400140908?

The OSG Thread Forming Tap has a thread size of 7/16"-20 UNF, a thread limit of H4 / 2B-3B, a modified bottoming chamfer, and a TiCN coated cobalt construction. The manufacturer part number is 1400140908.

Where to buy the OSG Thread Forming Tap 1400140908 worldwide?

You can source the OSG Thread Forming Tap 1400140908 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.

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 7/16"-20 UNF threads in steel or aluminum, use a TiCN coated cobalt tap like this one. Ensure the tap's thread limit (H4 / 2B-3B) matches your required tolerance class for proper fit.

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: 7/16"-20 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400140905)
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OSG Thread Forming Tap: 7/16"-20 UNF, H6 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400141108)
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OSG Thread Forming Tap: 7/16"-20 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, Cobalt (MPN 1400140900)
OSG Thread Forming Tap: 7/16"-20 UNF, H9 / 2B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400141405)
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OSG Thread Forming Tap: 7/16"-20 UNF, H9 / 2B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400141405)
OSG Thread Forming Tap: 7/16"-20 UNF, H7 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400141205)
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OSG Thread Forming Tap: 7/16"-20 UNF, H7 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400141205)

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