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OSG Spiral-Flute Tap 1/2"-13 UNC H5 / 2B-3B Modified Bottoming Chamfer 3 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral-Flute Tap 1/2"-13 UNC H5 / 2B-3B Modified Bottoming Chamfer 3 Flute

The OSG Spiral Flute Tap (1/2"-13 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 3 flutes (MPN 1650503208). 3G Electric interprets…

SKU 3G-OTH-218550

Brand
OSG
Item
Spiral-Flute Tap 1/2"-13 UNC H5 / 2B-3B Modified Bottoming Chamfer 3 Flute
Part Number
1650503208
Category
Spiral-Flute Taps for Steel & Stainless Steel
Available to Order
Also known as:1650503208OSG
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Technical Specifications

OSG
Manufacturer Part Number
1650503208
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
3

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

Product Description

The OSG Spiral Flute Tap (1/2"-13 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 3 flutes (MPN 1650503208). 3G Electric interprets your demand for this OEM threading tool, sources it across our 14 industrial departments, and provides specialist support to ensure you get the right solution.

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. This makes it ideal for automotive, aerospace, and general manufacturing applications where reliable thread quality is critical.

What are the specifications of the OSG 1/2"-13 UNC spiral flute tap?

This OSG tap has a 1/2"-13 UNC thread size, H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for threading blind holes in steel and stainless steel. The MPN is 1650503208, and it is available through 3G Electric.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance for global delivery. As a sourcing specialist, we provide genuine OSG cutting tools like the 1/2"-13 UNC spiral flute tap. Contact us for availability and lead time to your location.

How to select the right OSG tap for steel?

For steel, choose a spiral flute tap like this OSG 1/2"-13 UNC model for blind holes, as it clears chips upward. Match thread size (UNC/UNF), tolerance (H5 for 2B-3B fit), and chamfer type (modified bottoming for shallow holes). 3G Electric can help you source the correct OSG tap for your material and application.

Used in

Common applications for OSG
Aerospace — OSG STI taps for installing helical wire thread inserts in aluminum components
Automotive — OSG spiral-point taps for through-hole threading in engine blocks and transmission cases
General machining — OSG spiral-flute taps for blind-hole threading in steel and stainless steel parts
Heavy equipment repair — OSG thread-forming taps for creating threads in ductile iron and steel castings
Precision manufacturing — OSG solid carbide chucking reamers for finishing holes in hydraulic manifolds
Die and mold — OSG coolant-through solid carbide drills for deep-hole drilling in tool steels
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OSG Products

3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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