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OSG Thread Forming Tap: 5/16"-18 UNC, H2 / 2B-3B, Modified Bottoming Chamfer - General Purpose Thread-Forming Taps
OSGGeneral Purpose Thread-Forming Taps

OSG Thread Forming Tap: 5/16"-18 UNC, H2 / 2B-3B, Modified Bottoming Chamfer

The OSG Thread Forming Tap (5/16"-18 UNC, MPN 1400130405) is a general-purpose thread-forming tap with a Modified Bottoming Chamfer, TiN Coated Cobalt construction, and an H2 / 2B-3B tolerance class. This tool is…

SKU 3G-OTH-236662

Brand
OSG
Item
Thread Forming Tap: 5/16"-18 UNC, H2 / 2B-3B, Modified Bottoming Chamfer
Category
General Purpose Thread-Forming Taps
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Technical Specifications

OSG
Manufacturer Part Number
1400130405
Type
H2 / 2B-3B, Modified Bottoming Chamfer, TiN Coated Cobalt
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Thread Forming Tap (5/16"-18 UNC, MPN 1400130405) is a general-purpose thread-forming tap with a Modified Bottoming Chamfer, TiN Coated Cobalt construction, and an H2 / 2B-3B tolerance class. This tool is designed for forming internal threads in a range of materials without generating chips.

Frequently Asked Questions

What is the OSG Thread Forming Tap 5/16"-18 UNC used for?

This OSG thread forming tap is used to create internal threads in ductile materials such as aluminum, brass, and low-carbon steel. It is ideal for CNC and manual tapping applications where chip-free threading is required, common in automotive and general manufacturing.

What are the specifications of the OSG Thread Forming Tap 5/16"-18 UNC?

This tap has a 5/16"-18 UNC thread size, H2 / 2B-3B tolerance, modified bottoming chamfer, and TiN coated cobalt construction. The manufacturer part number is 1400130405. It is designed for general purpose thread forming in through or blind holes.

Where to buy the OSG Thread Forming Tap 5/16"-18 UNC worldwide?

You can source the OSG Thread Forming Tap 5/16"-18 UNC 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 based on thread size, material, and hole type. For 5/16"-18 UNC threads in aluminum or steel, use a TiN coated cobalt tap like this OSG model. Ensure the chamfer type matches your hole: modified bottoming for blind holes. Always match tap tolerance to the required thread class.

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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