OSG Spiral Flute Tap: 7/16"-14 UNC, 2B, 3 Flute, Bottoming Chamfer
The OSG Spiral Flute Tap (7/16"-14 UNC, MPN 2986905) is a general-purpose tap with a 2B thread class, bottoming chamfer, and TiN-coated high-speed steel construction. It features 3 flutes for efficient chip…
SKU 3G-OTH-230237
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Product Description
The OSG Spiral Flute Tap (7/16"-14 UNC, MPN 2986905) is a general-purpose tap with a 2B thread class, bottoming chamfer, and TiN-coated high-speed steel construction. It features 3 flutes for efficient chip evacuation in through-hole threading applications.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the OSG spiral flute tap 2986905 used for?
The OSG spiral flute tap 2986905 is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging. It is commonly used in automotive, aerospace, and general manufacturing applications requiring precise UNC threads.
What are the specifications of the OSG spiral flute tap 2986905?
The OSG spiral flute tap 2986905 has a thread size of 7/16"-14 UNC, class 2B fit, with 3 flutes and a bottoming chamfer. It is made of TiN coated high speed steel for wear resistance. The manufacturer part number is 2986905.
Where to buy the OSG spiral flute tap 2986905 worldwide?
You can source the OSG spiral flute tap 2986905 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 UNC threads?
To select the correct OSG spiral flute tap, match the thread size (e.g., 7/16"-14 UNC), class of fit (2B), and chamfer type (bottoming for blind holes). Consider coating (TiN for ferrous materials) and flute count (3 flutes for balanced chip evacuation). Always verify the manufacturer part number.
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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.















