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OSG #6-40 UNF Spiral-Point STI Tap, H2 / 2B-3B, Plug Chamfer, 3 Flute - Spiral-Point STI Taps for Multiple Materials
OSGSpiral-Point STI Taps for Multiple Materials

OSG #6-40 UNF Spiral-Point STI Tap, H2 / 2B-3B, Plug Chamfer, 3 Flute

The OSG Screw Thread Insert STI Tap: Spiral Point is a #6-40 UNF, H2 / 2B-3B, Plug Chamfer tap with 3 flutes (MPN 31400308). Designed for threading multiple materials, it features a spiral-point geometry for…

SKU 3G-OTH-284729

Brand
OSG
Item
#6-40 UNF Spiral-Point STI Tap, H2 / 2B-3B, Plug Chamfer, 3 Flute
Part Number
31400308
Category
Spiral-Point STI Taps for Multiple Materials
Available to Order
Also known as:31400308OSG
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Local availability & support — Singapore

Local office
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Phone
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Technical Specifications

OSG
Manufacturer Part Number
31400308
Type
#6-40 UNF, H2 / 2B-3B, Plug Chamfer
Flute
3

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

Product Description

The OSG Screw Thread Insert STI Tap: Spiral Point is a #6-40 UNF, H2 / 2B-3B, Plug Chamfer tap with 3 flutes (MPN 31400308). Designed for threading multiple materials, it features a spiral-point geometry for efficient chip evacuation.

Frequently Asked Questions

What is the OSG Screw Thread Insert STI Tap used for?

This OSG spiral-point STI tap is designed for cutting internal threads in multiple materials before installing screw thread inserts. It is commonly used in aerospace, automotive, and general manufacturing applications where thread repair or reinforcement is required.

What are the specifications of the OSG #6-40 UNF STI Tap?

The OSG STI tap has a #6-40 UNF thread size, H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design for efficient chip evacuation. The manufacturer part number is 31400308.

Where to buy OSG STI taps in worldwide?

3G Electric supplies OSG STI taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG #6-40 UNF spiral-point tap.

How to select the correct OSG STI tap for thread inserts?

Select an STI tap that matches the insert's thread size and pitch, such as #6-40 UNF. Ensure the tap tolerance (H2 / 2B-3B) aligns with the required thread class. OSG taps are designed for multiple materials; use appropriate cutting fluid for best results.

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-point sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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