OSG Screw Thread Insert STI Tap: Spiral Point, 5/16"-18 UNC, H4 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (SKU 3G-OTH-265402, MPN 30101101) is a spiral-point STI tap for steel and stainless steel, with a 5/16"-18 UNC thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug…
SKU 3G-OTH-265402
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: Spiral Point (SKU 3G-OTH-265402, MPN 30101101) is a spiral-point STI tap for steel and stainless steel, with a 5/16"-18 UNC thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric interprets this demand and sources the genuine OSG tap, backed by our specialist expertise in combustion, pumps, and controls across 14 industrial departments.
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 steel and stainless steel for installing screw thread inserts. It is commonly applied in aerospace, automotive, and industrial maintenance to repair or reinforce threaded holes without replacing the parent material.
What are the specifications of the OSG 30101101 STI Tap?
The OSG 30101101 STI Tap has a spiral-point design, 5/16"-18 UNC thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for tapping steel and stainless steel to accept screw thread inserts. The H4 tolerance ensures precise thread fit for insert installation.
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 the OSG 30101101 STI Tap.
How to select the correct OSG STI Tap for thread inserts?
To select the correct OSG STI Tap, match the tap thread size and pitch to the insert's internal thread requirement. For steel and stainless steel, choose a spiral-point design with H4 tolerance for accurate thread class. Verify the chamfer type (plug) and flute count for your material and depth.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
