OSG Straight Flute Tap: 5/16"-24 UNF, H4 / 2B-3B, 4 Flute, Bottoming Chamfer (MPN 1131108)
SKU 3G-OTH-221639
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Frequently Asked Questions
What is OSG straight flute tap 5/16-24 UNF used for?
This OSG straight flute tap is used for threading internal threads in precision machining applications. It is designed for 5/16-24 UNF holes, with a bottoming chamfer for threading to the bottom of blind holes, and is suitable for general purpose hand tapping in metals.
What are the specifications of OSG tap 1131108?
The OSG tap 1131108 is a straight flute hand tap with size 5/16-24 UNF, H4 tolerance for 2B-3B class fit, 4 flutes, and a bottoming chamfer. It is a general purpose tap for threading blind holes, manufactured by OSG.
Where to buy OSG tap 1131108 worldwide?
You can source the OSG tap 1131108 through 3G Electric, which supplies genuine industrial taps and handles logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for pricing and lead time on this OSG straight flute tap.
How to select the right tap for 5/16-24 UNF threads?
For 5/16-24 UNF threads, select a tap with matching size and thread pitch, such as this OSG straight flute tap. Choose a bottoming chamfer for blind holes or a plug chamfer for through holes. Ensure the tap tolerance (e.g., H4) matches the required thread class (2B-3B).
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3G Electric supplies OSG general purpose hand taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















