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OSG 5/16"-24 UNF Spiral-Point Tap, H3 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG 5/16"-24 UNF Spiral-Point Tap, H3 / 2B-3B, 3 Flute, Plug Chamfer

OSG General Purpose Spiral-Point Taps.

SKU 3G-OTH-215425

Brand
OSG
Item
5/16"-24 UNF Spiral-Point Tap, H3 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
2831208

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OSG General Purpose Spiral-Point Taps.

Frequently Asked Questions

What is the OSG Spiral Point Tap 5/16"-24 UNF used for?

This OSG spiral point tap is designed for through-hole threading in ferrous and non-ferrous materials. Its 3-flute design pushes chips forward, reducing clogging and breakage. Common applications include automotive, aerospace, and general manufacturing where precise UNF threads are required.

What are the specifications of the OSG Spiral Point Tap MPN 2831208?

The OSG tap has a thread size of 5/16"-24 UNF, with a ground thread tolerance of H3 / 2B-3B. It features 3 flutes and a plug chamfer. The manufacturer part number is 2831208. This general-purpose spiral point tap is suitable for through-hole threading in various materials.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, including the spiral point tap MPN 2831208. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this and other OSG threading tools.

How to select the correct OSG spiral point tap for my application?

Select based on thread size, pitch, and material. For through holes, a spiral point tap like this 5/16"-24 UNF model pushes chips ahead. Match the thread tolerance (H3 / 2B-3B) to your required fit. Consult OSG's technical data for optimal speeds and feeds for your workpiece material.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a 3/8"-24 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. The spiral-point geometry pushes chips forward, reducing clogging and improving thread quality in production environments
OSG
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a 3/8"-24 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, and plug chamfer. The spiral-point geometry pushes chips forward, reducing clogging and improving thread quality in production environments
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to reduce clogging and improve thread quality. Suitable for automotive, aerospace, and general manufacturing applications
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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to reduce clogging and improve thread quality. Suitable for automotive, aerospace, and general manufacturing applications
This OSG spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. The spiral-point design pushes chips forward, reducing clogging and enabling efficient tapping in both automated and manual operations. Thread size: 5/16"-24 UNF, tolerance H2 / 2B-3B, 3 flutes, plug chamfer
OSG
This OSG spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. The spiral-point design pushes chips forward, reducing clogging and enabling efficient tapping in both automated and manual operations. Thread size: 5/16"-24 UNF, tolerance H2 / 2B-3B, 3 flutes, plug chamfer
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2826400)
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2826400)
OSG Spiral Point Tap: 3/8"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2826801)
OSG
OSG Spiral Point Tap: 3/8"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2826801)
This OSG spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. The spiral-point design pushes chips forward, reducing clogging and enabling faster production. It features a 7/16"-20 UNF thread size with H3 / 2B-3B ground thread tolerance, 3 flutes, and a plug chamfer
OSG
This OSG spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. The spiral-point design pushes chips forward, reducing clogging and enabling faster production. It features a 7/16"-20 UNF thread size with H3 / 2B-3B ground thread tolerance, 3 flutes, and a plug chamfer

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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a plug chamfer and 2-flute design that pushes chips forward to reduce clogging. Constructed from black oxide high-speed steel with H3 / 2B-3B tolerance. Suitable for applications requiring clean, accurate threads in machining operations
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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a plug chamfer and 2-flute design that pushes chips forward to reduce clogging. Constructed from black oxide high-speed steel with H3 / 2B-3B tolerance. Suitable for applications requiring clean, accurate threads in machining operations
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This OSG spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. It features a plug chamfer, 2-flute design, and H3 / 2B-3B tolerance. Constructed from high-speed steel, it is suitable for general-purpose tapping applications in machining and maintenance
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