OSG Screw Thread Insert STI Tap: Thread Forming, 3/4"-16 UNF, H7 / 2B-3B
The OSG Screw Thread Insert STI Tap is a thread-forming tap designed for 3/4"-16 UNF threads, with an H7 / 2B-3B tolerance class and a modified bottoming chamfer. This OSG tap (MPN 1626004908) is engineered for…
SKU 3G-OTH-403858
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- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Screw Thread Insert STI Tap is a thread-forming tap designed for 3/4"-16 UNF threads, with an H7 / 2B-3B tolerance class and a modified bottoming chamfer. This OSG tap (MPN 1626004908) is engineered for forming threads in applications requiring STI (screw thread insert) specifications.
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 installing screw thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, wear-resistant threads are required in softer materials like aluminum or cast iron.
What are the specifications of the OSG STI Tap 3/4"-16 UNF?
This OSG thread-forming STI tap has a UNF thread size of 3/4"-16, a tolerance class of H7 / 2B-3B, and a modified bottoming chamfer. The manufacturer part number is 1626004908. It is designed for forming threads in pre-tapped holes to accept screw thread inserts.
Where to buy OSG STI Taps worldwide?
You can source OSG STI 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 time on this and other OSG cutting tools.
How to select the correct OSG STI Tap for a thread insert?
Select an OSG STI Tap based on the thread size and pitch of the insert, such as 3/4"-16 UNF. Ensure the tap tolerance (e.g., H7 / 2B-3B) matches the required thread class. Use a modified bottoming chamfer for blind holes. Always refer to the insert manufacturer's recommendations for pre-drill diameter.
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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.
