OSG Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute
The OSG Spiral Flute Tap (5/16"-18 UNC, MPN 1732805) is a 3-flute tap with a Modified Bottoming Chamfer, designed for threading steel and stainless steel. It features an H3 / 2B-3B tolerance class for precise thread…
SKU 3G-OTH-218562
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Spiral Flute Tap (5/16"-18 UNC, MPN 1732805) is a 3-flute tap with a Modified Bottoming Chamfer, designed for threading steel and stainless steel. It features an H3 / 2B-3B tolerance class for precise thread fit. 3G Electric sources this genuine OSG tool as part of our industrial supply across 14 departments, with specialist expertise in combustion, pumps, and controls.
Frequently Asked Questions
What is the OSG spiral flute tap 5/16-18 UNC used for?
This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its modified bottoming chamfer and 3-flute design efficiently evacuate chips upward, making it ideal for production tapping where chip clearance is critical.
What are the specifications of the OSG tap 1732805?
The OSG tap 1732805 is a 5/16-18 UNC spiral flute tap with H3 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for threading steel and stainless steel, ensuring precise thread fit and extended tool life.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps like the 1732805 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other OSG threading tools.
How to select the right spiral flute tap for steel?
For steel, choose a spiral flute tap with a modified bottoming chamfer like this OSG 5/16-18 UNC tap. The 3-flute design improves chip evacuation in blind holes. Ensure the H3 / 2B-3B tolerance matches your thread class requirements for optimal fit.
Used in
Common applications for OSGOSG Products
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.
