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OSGGeneral Purpose Spiral-Point Taps

OSG 5/16"-24 UNF General Purpose Spiral-Point Tap

The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a plug chamfer, TiN-coated high-speed steel construction, and an H3 / 2B-3B tolerance class. This 2-flute tap (MPN 1231205) is…

SKU 3G-OTH-215161

Brand
OSG
Item
5/16"-24 UNF General Purpose Spiral-Point Tap
Part Number
1231205
Category
General Purpose Spiral-Point Taps
Available to Order
Also known as:1231205OSG
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

OSG
Manufacturer Part Number
1231205
Type
H3 / 2B-3B, Plug Chamfer, TiN Coated High Speed Steel
Flute
2

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

Product Description

The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a plug chamfer, TiN-coated high-speed steel construction, and an H3 / 2B-3B tolerance class. This 2-flute tap (MPN 1231205) is designed for through-hole threading applications.

Frequently Asked Questions

What is the OSG spiral point tap 5/16-24 UNF used for?

This OSG spiral point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. Its TiN coating reduces friction and extends tool life, making it suitable for general-purpose tapping in automotive, aerospace, and industrial manufacturing applications.

What are the specifications of the OSG 1231205 tap?

The OSG 1231205 is a spiral point tap with thread size 5/16-24 UNF, H3 / 2B-3B tolerance, 2 flutes, and a plug chamfer. It is made from high-speed steel with a TiN coating. The manufacturer part number is 1231205, and it is classified as a general-purpose spiral-point tap.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the OSG 1231205 spiral point tap.

How to select the correct OSG tap for threading?

Select an OSG tap based on thread size, pitch, and tolerance class (e.g., H3 / 2B-3B). For blind holes, use a spiral point tap like this 5/16-24 UNF model. Ensure the tap matches the material and hole type. Consult OSG's technical data for optimal feed and speed rates.

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 general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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