OSG Straight Flute Tap: 5/16"-24 UNF, H3 / 2B-3B, 4 Flute, Plug Chamfer
SKU 3G-OTH-221829
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is OSG 1121005 straight flute tap used for?
The OSG 1121005 straight flute tap is a general-purpose hand tap for threading 5/16"-24 UNF holes in steel and non-ferrous materials. Its TiN coating reduces friction and extends tool life, making it suitable for maintenance, repair, and production environments.
What are the specifications of OSG 1121005 tap?
This OSG tap has a 5/16"-24 UNF thread, H3 / 2B-3B tolerance, 4 flutes, plug chamfer, and TiN-coated high-speed steel construction. It is designed for through-hole or blind-hole threading and is identified by MPN 1121005.
Where to buy OSG 1121005 tap in worldwide?
3G Electric supplies the OSG 1121005 straight flute tap to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this precision threading tool.
How to select the right tap for UNF threads?
For UNF threads like 5/16"-24, match the tap's thread size, pitch, and tolerance class (e.g., H3) to your hole requirements. Plug chamfer suits blind holes; TiN coating aids chip evacuation. Consult OSG's technical data for material-specific speeds and feeds.
Used in
Common applications for OSGOSG Products
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.















