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OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (5/16"-24 UNF) is a general-purpose tap with a modified bottoming chamfer, 3 flutes, and H7 / 2B-3B tolerance class (MPN 2941401). 3G Electric sources this OEM threading tool across 14…

SKU 3G-OTH-231115

Brand
OSG
Item
Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2941401
Type
H7 / 2B-3B, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (5/16"-24 UNF) is a general-purpose tap with a modified bottoming chamfer, 3 flutes, and H7 / 2B-3B tolerance class (MPN 2941401). 3G Electric sources this OEM threading tool across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate specification and supply.

Frequently Asked Questions

What is the OSG spiral flute tap 2941401 used for?

The OSG spiral flute tap 2941401 is designed for threading blind holes in materials such as steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging. It is commonly used in automotive, aerospace, and general manufacturing applications where precise UNF threads are required.

What are the specifications of the OSG spiral flute tap 2941401?

This OSG tap has a thread size of 5/16"-24 UNF, with a tolerance of H7 / 2B-3B. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 2941401.

Where to buy OSG spiral flute tap 2941401 worldwide?

You can source the OSG spiral flute tap 2941401 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct OSG spiral flute tap for UNF threads?

Select an OSG spiral flute tap based on thread size, pitch, and tolerance class. For 5/16"-24 UNF, use a tap marked H7 / 2B-3B. Ensure the tap has a modified bottoming chamfer for blind holes. Match the flute count (e.g., 3 flutes) to material and chip evacuation needs.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG 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.

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