OSG Spiral Flute Tap: 9/16"-12 UNC, H5 / 2B-3B, 3 Flute
The OSG Spiral Flute Tap (9/16"-12 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer (MPN 1650503608). 3G Electric interprets…
SKU 3G-OTH-218784
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Product Description
The OSG Spiral Flute Tap (9/16"-12 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer (MPN 1650503608). 3G Electric interprets demand and delivers this genuine industrial tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorized distributor.
Frequently Asked Questions
What is the OSG spiral flute tap 1650503608 used for?
The OSG spiral flute tap MPN 1650503608 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, making it ideal for automotive, aerospace, and general manufacturing applications where clean, accurate threads are required.
What are the specifications of the OSG spiral flute tap 1650503608?
This OSG tap has a thread size of 9/16"-12 UNC, with an H5 tolerance class for 2B-3B fit. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 1650503608.
Where to buy the OSG spiral flute tap 1650503608 worldwide?
You can source the OSG spiral flute tap 1650503608 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct threading tool for your operations.
How to select the correct OSG spiral flute tap for steel?
For steel threading, select an OSG spiral flute tap with the correct thread size, such as 9/16"-12 UNC, and a tolerance like H5 for precision. Ensure the chamfer type matches your hole depth—modified bottoming for shallow blind holes. Always match the tap coating to material hardness for optimal tool life.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














