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OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (#3-56 UNF, MPN 1400104500) is a general-purpose thread-forming tap with a modified bottoming chamfer, made from cobalt. It is specified as H4 / 2B-3B, indicating its tolerance class and…

SKU 3G-OTH-238391

Brand
OSG
Item
Thread Forming Tap: #3-56 UNF, H4 / 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
1400104500
Type
H4 / 2B-3B, Modified Bottoming Chamfer, Cobalt

Technical Documents

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

Product Description

The OSG Thread Forming Tap (#3-56 UNF, MPN 1400104500) is a general-purpose thread-forming tap with a modified bottoming chamfer, made from cobalt. It is specified as H4 / 2B-3B, indicating its tolerance class and thread fit capability.

Frequently Asked Questions

What is the OSG Thread Forming Tap #3-56 UNF used for?

This OSG thread forming tap is used to create internal threads in ductile materials like aluminum, brass, and low-carbon steel. It is ideal for applications requiring strong, burr-free threads without cutting chips, common in automotive and aerospace manufacturing.

What are the specifications of the OSG Thread Forming Tap 1400104500?

The OSG Thread Forming Tap has a #3-56 UNF thread size, H4 / 2B-3B tolerance, and a modified bottoming chamfer. It is made from cobalt steel for durability. The manufacturer part number is 1400104500, and it is designed for general-purpose thread forming.

Where to buy OSG Thread Forming Tap #3-56 UNF worldwide?

You can source the OSG Thread Forming Tap #3-56 UNF from 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 (e.g., #3-56 UNF), material hardness, and hole type. For through holes, use a plug chamfer; for blind holes, a bottoming chamfer like this model. Ensure the H4 tolerance matches your required thread class (2B-3B).

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: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, Black Oxide Cobalt (MPN 1400104501)
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OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, Black Oxide Cobalt (MPN 1400104501)
OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400104508)
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OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400104508)
OSG Thread Forming Tap: #3-56 UNF, H3 / 2B-3B, Modified Bottoming Chamfer, Cobalt (MPN 1400104400)
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OSG Thread Forming Tap: #3-56 UNF, H3 / 2B-3B, Modified Bottoming Chamfer, Cobalt (MPN 1400104400)
OSG Thread Forming Tap: #3-56 UNF, H3 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400104408)
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OSG Thread Forming Tap: #3-56 UNF, H3 / 2B-3B, Modified Bottoming Chamfer, TiCN Coated Cobalt (MPN 1400104408)
OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400104505)
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OSG Thread Forming Tap: #3-56 UNF, H4 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400104505)
OSG Thread Forming Tap: #3-56 UNF, H3 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400104405)
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OSG Thread Forming Tap: #3-56 UNF, H3 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt (MPN 1400104405)

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