OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-18 UNC, H4 / 2B-3B
The OSG Screw Thread Insert STI Tap is a thread-forming tap for 5/16"-18 UNC applications, specified as H4 / 2B-3B with V Coated Cobalt (MPN 1626002308). 3G Electric interprets this demand and sources the genuine OSG…
SKU 3G-OTH-403928
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The OSG Screw Thread Insert STI Tap is a thread-forming tap for 5/16"-18 UNC applications, specified as H4 / 2B-3B with V Coated Cobalt (MPN 1626002308). 3G Electric interprets this demand and sources the genuine OSG tool, supporting your production needs across 14 industrial departments with specialist depth in cutting tools and controls.
Frequently Asked Questions
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap is used to form internal threads in pre-drilled holes for helical wire thread inserts. It is commonly applied in aerospace, automotive, and industrial maintenance to repair or reinforce threads in softer materials like aluminum or cast iron.
What are the specifications of the OSG STI Tap 5/16"-18 UNC?
This OSG STI Tap has a thread size of 5/16"-18 UNC, with a thread class of H4 / 2B-3B. It features a V Coated Cobalt construction for enhanced wear resistance and is designed for thread forming in materials requiring high precision. The manufacturer part number is 1626002308.
Where to buy OSG STI Taps worldwide?
OSG STI Taps are available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tooling for your application without supply chain complications.
How to select the correct OSG STI Tap for thread forming?
To select the correct OSG STI Tap, match the thread size and pitch (e.g., 5/16"-18 UNC) to your insert requirements. Verify the thread class (H4 / 2B-3B) matches your tolerance needs. Use a V Coated Cobalt tap for harder materials. Always consult the manufacturer's tap drill chart for proper hole preparation.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG thread-forming sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
