OSG Screw Thread Insert STI Tap: Spiral Fute, 3/4"-16 UNF, H3 / 2B-3B
SKU 3G-OTH-281104
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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 multiple materials for installing screw thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, replaceable threads are required in aluminum, steel, and cast iron.
What are the specifications of the OSG 31503408 STI Tap?
The OSG 31503408 STI Tap has a 3/4"-16 UNF thread size, H3 / 2B-3B tolerance, and 4 flutes with a spiral flute design. It is a spiral-flute STI tap for multiple materials, manufactured by OSG. The part number is 31503408.
Where to buy OSG STI Taps in 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 the OSG 31503408 tap.
How to select the correct OSG STI Tap for an application?
To select the correct OSG STI Tap, match the thread size (e.g., 3/4"-16 UNF) and tolerance (H3 / 2B-3B) to your insert requirements. Consider material type—spiral-flute taps suit through holes in aluminum, steel, and cast iron. Consult OSG's technical data for optimal performance.
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Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















