Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

OSG Spiral Flute Tap: 5/16"-24 UNF, H6 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 5/16"-24 UNF, H6 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (5/16"-24 UNF) is a general-purpose tap with a modified bottoming chamfer and 3 flutes, specified as H6 / 2B-3B (MPN 2941300). 3G Electric interprets demand and sources this genuine OSG tool…

SKU 3G-OTH-230627

Brand
OSG
Item
Spiral Flute Tap: 5/16"-24 UNF, H6 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
2941300
Type
H6 / 2B-3B, Modified Bottoming Chamfer
Flute
3

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The OSG Spiral Flute Tap (5/16"-24 UNF) is a general-purpose tap with a modified bottoming chamfer and 3 flutes, specified as H6 / 2B-3B (MPN 2941300). 3G Electric interprets demand and sources this genuine OSG tool across 14 industrial departments, with specialist depth in cutting tools as an authorised distributor.

Frequently Asked Questions

What is the OSG spiral flute tap 5/16-24 UNF used for?

This OSG spiral flute tap is designed for threading blind holes in materials such as steel and stainless steel. Its 3-flute design and modified bottoming chamfer allow chips to flow upward, preventing clogging and enabling deeper thread cutting in industrial machining applications.

What are the specifications of the OSG 2941300 tap?

The OSG 2941300 is a general purpose spiral flute tap with size 5/16-24 UNF, thread tolerance H6 / 2B-3B, 3 flutes, and a modified bottoming chamfer. It is suitable for producing threads in blind holes where chip evacuation is critical.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 2941300 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this spiral flute tap for your threading operations.

How to select the right spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a modified bottoming chamfer, like this OSG 5/16-24 UNF tap. The spiral flutes push chips upward, preventing packing at the hole bottom. Ensure the tap's thread class (H6 / 2B-3B) matches your required fit tolerance.

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-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
General purpose spiral-flute tap with modified bottoming chamfer for threading blind holes. 3 flutes lift chips upward to prevent clogging. Tolerance class H6 / 2B-3B. Thread size 5/16"-24 UNF
OSG
General purpose spiral-flute tap with modified bottoming chamfer for threading blind holes. 3 flutes lift chips upward to prevent clogging. Tolerance class H6 / 2B-3B. Thread size 5/16"-24 UNF
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a modified bottoming chamfer for threading close to the bottom of blind holes, with a tolerance class of H6 / 2B-3B and 3 flutes
OSG
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a modified bottoming chamfer for threading close to the bottom of blind holes, with a tolerance class of H6 / 2B-3B and 3 flutes
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941400)
OSG
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941400)
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941401)
OSG
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941401)
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941408)
OSG
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941408)
General purpose spiral-flute tap for threading blind holes. The spiral flute design evacuates chips upward, preventing clogging. Suitable for use in steel and stainless steel. Thread size: 5/16-24 UNF, tolerance H4 / 2B-3B, with modified bottoming chamfer and 3 flutes
OSG
General purpose spiral-flute tap for threading blind holes. The spiral flute design evacuates chips upward, preventing clogging. Suitable for use in steel and stainless steel. Thread size: 5/16-24 UNF, tolerance H4 / 2B-3B, with modified bottoming chamfer and 3 flutes

More from OSG

View all OSG parts
Spiral-flute tap for threading blind holes in steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging. Features a modified bottoming chamfer for threading close to the bottom of the hole. Tolerance class H4 / 2B-3B for precise fit control
OSG
Spiral-flute tap for threading blind holes in steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging. Features a modified bottoming chamfer for threading close to the bottom of the hole. Tolerance class H4 / 2B-3B for precise fit control
This OSG spiral-flute tap is designed for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging. It features a modified bottoming chamfer for threading close to the bottom of the hole, and an H4 tolerance for precise thread fit in 2B-3B classes. Suitable for general manufacturing applications requiring UNF threads
OSG
This OSG spiral-flute tap is designed for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging. It features a modified bottoming chamfer for threading close to the bottom of the hole, and an H4 tolerance for precise thread fit in 2B-3B classes. Suitable for general manufacturing applications requiring UNF threads
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward to prevent clogging. Suitable for through-hole and blind-hole threading in steel and aluminum
OSG
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward to prevent clogging. Suitable for through-hole and blind-hole threading in steel and aluminum
General purpose spiral-flute tap with #12-24 UNC thread size. Features a modified bottoming chamfer for threading close to the bottom of blind holes. The spiral flute design evacuates chips upward, preventing clogging. Tolerance class H3 / 2B-3B. Suitable for threading in ferrous and non-ferrous materials in manufacturing and maintenance applications
OSG
General purpose spiral-flute tap with #12-24 UNC thread size. Features a modified bottoming chamfer for threading close to the bottom of blind holes. The spiral flute design evacuates chips upward, preventing clogging. Tolerance class H3 / 2B-3B. Suitable for threading in ferrous and non-ferrous materials in manufacturing and maintenance applications
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging. Bottoming chamfer allows threading close to the hole bottom. TiN coating reduces friction and extends tool life. Suitable for steel and aluminum
OSG
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging. Bottoming chamfer allows threading close to the hole bottom. TiN coating reduces friction and extends tool life. Suitable for steel and aluminum
This spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging. It features a bottoming chamfer for threading to the bottom of blind holes. Thread size: 7/16"-14 UNC, tolerance class H3 / 2B-3B, 3 flutes
OSG
This spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging. It features a bottoming chamfer for threading to the bottom of blind holes. Thread size: 7/16"-14 UNC, tolerance class H3 / 2B-3B, 3 flutes
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute lifts chips upward, preventing clogging in deep or blind holes. With a modified bottoming chamfer, it allows threading close to the hole bottom. Tolerance H3 / 2B-3B ensures precise thread fit
OSG
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute lifts chips upward, preventing clogging in deep or blind holes. With a modified bottoming chamfer, it allows threading close to the hole bottom. Tolerance H3 / 2B-3B ensures precise thread fit
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel, stainless steel, and aluminum. The spiral flute design lifts chips upward, preventing clogging in deep or blind holes. It features a 1/2"-13 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer for threading to the bottom of blind holes
OSG
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel, stainless steel, and aluminum. The spiral flute design lifts chips upward, preventing clogging in deep or blind holes. It features a 1/2"-13 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer for threading to the bottom of blind holes