OSG Screw Thread Insert STI Tap: Spiral Point, #3-48 UNC, H2 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (SKU 3G-OTH-284653, MPN 31400101) is a #3-48 UNC, H2 / 2B-3B, 3-flute, plug-chamfer tap designed for threading holes to accept screw thread inserts. It is a…
SKU 3G-OTH-284653
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 (SKU 3G-OTH-284653, MPN 31400101) is a #3-48 UNC, H2 / 2B-3B, 3-flute, plug-chamfer tap designed for threading holes to accept screw thread inserts. It is a spiral-point STI tap for multiple materials, with a H2 / 2B-3B tolerance class.
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 multiple materials before installing a helical coil thread insert. It is essential for repairing or reinforcing threads in metal, plastic, and composite components across industrial maintenance and production applications.
What are the specifications of the OSG STI Tap #3-48 UNC?
This OSG STI Tap is a #3-48 UNC spiral-point design with H2 / 2B-3B tolerance, 3 flutes, and a plug chamfer. The manufacturer part number is 31400101. It is engineered for thread sizes that accept screw thread inserts, ensuring accurate internal threads in multiple materials.
Where to buy OSG STI Tap #3-48 UNC worldwide?
3G Electric supplies the OSG STI Tap #3-48 UNC (MPN 31400101) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision threading tool.
How to select the correct STI tap for thread inserts?
Select an STI tap that matches the thread size and pitch of the insert, such as #3-48 UNC. Use a tap with H2 / 2B-3B tolerance for standard fit. OSG taps like this spiral-point design are suitable for multiple materials. Always verify the chamfer type—plug chamfer works for most through-hole applications.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
