OSG Spiral Flute Tap: 1/4"-20 UNC, H7 / 2B-3B, 3 Flute
The OSG Spiral Flute Tap (1/4"-20 UNC, MPN 2940200) is a general-purpose spiral-flute tap with an H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets demand and delivers this…
SKU 3G-OTH-230364
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 Spiral Flute Tap (1/4"-20 UNC, MPN 2940200) is a general-purpose spiral-flute tap with an H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.
Frequently Asked Questions
What is an OSG spiral flute tap used for?
An OSG spiral flute tap is used for threading blind holes in materials like steel, stainless steel, and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 1/4"-20 UNC tap with modified bottoming chamfer is ideal for general-purpose machining where chip evacuation is critical.
What are the specifications of the OSG 2940200 tap?
The OSG 2940200 is a 1/4"-20 UNC spiral flute tap with 3 flutes, a modified bottoming chamfer, and an H7 / 2B-3B tolerance class. It is designed for threading blind holes in general-purpose applications, providing precise thread fit and chip evacuation.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps like the 2940200 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this and other OSG threading tools.
How to select the right spiral flute tap for blind holes?
For blind holes, choose a spiral flute tap with a modified bottoming chamfer, like the OSG 2940200, to thread close to the hole bottom. Match the tap size (1/4"-20 UNC) and tolerance (H7 / 2B-3B) to your thread requirements. Ensure the tap material suits your workpiece—OSG taps are suitable for steel and aluminum.
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Common applications for OSGOSG Products
3G Electric supplies OSG general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
