OSG Screw Thread Insert STI Tap: Spiral Point, #4-40 UNC, H2 / 2B-3B, 2 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 1103600200) is a #4-40 UNC, H2 / 2B-3B, 2-flute, plug-chamfer tap designed for aluminum. 3G Electric interprets demand and delivers this genuine industrial…
SKU 3G-OTH-250407
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 1103600200) is a #4-40 UNC, H2 / 2B-3B, 2-flute, plug-chamfer tap designed for aluminum. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap is used to cut internal threads in aluminum and non-ferrous materials for installing helical wire thread inserts. It is ideal for aerospace, automotive, and general manufacturing applications requiring strong, wear-resistant threads in softer base materials.
What are the specifications of the OSG STI Tap #4-40 UNC?
This OSG STI Tap is #4-40 UNC with H2 / 2B-3B tolerance, 2-flute spiral-point design, and plug chamfer. It is designed specifically for aluminum and produces threads that accept standard screw thread inserts. The manufacturer part number is 1103600200.
Where to buy OSG STI Taps for aluminum worldwide?
3G Electric supplies OSG STI Taps for aluminum worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine OSG cutting tools with reliable lead times and technical support for procurement teams.
How to select the correct STI tap for thread inserts?
Select an STI tap based on the insert's thread size (e.g., #4-40 UNC), material being tapped (aluminum requires sharp geometry), and tolerance class (H2 for 2B-3B fit). OSG spiral-point taps push chips ahead, ideal for through-hole applications. Always match the tap to the insert manufacturer's specifications.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
