OSG Screw Thread Insert STI Tap: Spiral Point, 3/8"-16 UNC, H4 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 7017400) is a 3/8"-16 UNC, H4 / 2B-3B, 3-flute, plug-chamfer tap designed for thread-locking inserts. 3G Electric interprets your demand for this OEM-specified…
SKU 3G-OTH-287037
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 7017400) is a 3/8"-16 UNC, H4 / 2B-3B, 3-flute, plug-chamfer tap designed for thread-locking inserts. 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments — with specialist depth in cutting tools and controls to support your sourcing.
Frequently Asked Questions
What is the OSG Screw Thread Insert STI Tap used for?
The OSG Screw Thread Insert STI Tap is used to cut internal threads in metal or plastic for installing helical screw thread inserts. It is commonly applied in aerospace, automotive, and industrial maintenance to repair or reinforce stripped threads, ensuring strong, reusable connections.
What are the specifications of the OSG 7017400 STI Tap?
The OSG 7017400 is a spiral-point STI tap with a 3/8"-16 UNC thread, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for through-hole threading and produces threads that accept standard screw thread inserts. OSG is the OEM brand.
Where to buy the OSG 7017400 STI Tap worldwide?
You can source the OSG 7017400 STI Tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver this item globally.
How to select the correct STI tap for a 3/8"-16 UNC thread?
Select an STI tap marked with the same thread size and pitch as the insert, such as 3/8"-16 UNC. Ensure the tap tolerance (e.g., H4 / 2B-3B) matches the required class of fit. Use a plug chamfer for through holes and a spiral-point design to push chips forward.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
