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

OSG 7/16"-20 UNF General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG 7/16"-20 UNF General Purpose Spiral-Flute Tap

The OSG Spiral Flute Tap (7/16"-20 UNF, MPN 2942208) is a general-purpose tap with an H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets your demand for this specific threading…

SKU 3G-OTH-229925

Brand
OSG
Item
7/16"-20 UNF General Purpose Spiral-Flute Tap
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
2942208
Type
H5 / 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 (7/16"-20 UNF, MPN 2942208) is a general-purpose tap with an H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets your demand for this specific threading tool, sources it from OSG, and provides a quote with dedicated support across 14 industrial departments.

Frequently Asked Questions

What is the OSG spiral flute tap 2942208 used for?

The OSG spiral flute tap 2942208 is designed for threading blind holes in materials such as steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap 2942208?

The OSG spiral flute tap 2942208 has a thread size of 7/16"-20 UNF, with an H5 tolerance class for 2B-3B fit. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 2942208.

Where to buy the OSG spiral flute tap 2942208 worldwide?

You can source the OSG spiral flute tap 2942208 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this item.

How to select the correct OSG spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap like the OSG 2942208, which has a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap's thread size (e.g., 7/16"-20 UNF) and tolerance class (H5) match your application. Use proper cutting fluid and machine speed for best results.

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 for threading blind holes in ferrous and non-ferrous materials. Features a modified bottoming chamfer for threading close to the bottom of holes. Spiral flute design evacuates chips upward, preventing clogging. Thread size 5/16"-18 UNC, tolerance H5 for 2B-3B fit, 3 flutes
OSG
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a modified bottoming chamfer for threading close to the bottom of holes. Spiral flute design evacuates chips upward, preventing clogging. Thread size 5/16"-18 UNC, tolerance H5 for 2B-3B fit, 3 flutes
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. 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 the hole. With an H5 tolerance class for 2B-3B fit, it is suitable for general manufacturing applications
OSG
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. 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 the hole. With an H5 tolerance class for 2B-3B fit, it is suitable for general manufacturing applications
OSG Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941200)
OSG
OSG Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941200)
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 1/2"-13 UNC thread size, H5 tolerance for 2B-3B class fit, 3 flutes, and a modified bottoming chamfer. Suitable for general manufacturing applications requiring precise internal threading
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 1/2"-13 UNC thread size, H5 tolerance for 2B-3B class fit, 3 flutes, and a modified bottoming chamfer. Suitable for general manufacturing applications requiring precise internal threading
General purpose spiral-flute tap with 5/16"-18 UNC thread, H5 tolerance for class 2B-3B fit, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; spiral flute evacuates chips upward to prevent clogging. Suitable for automotive, aerospace, and general manufacturing applications
OSG
General purpose spiral-flute tap with 5/16"-18 UNC thread, H5 tolerance for class 2B-3B fit, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; spiral flute evacuates chips upward to prevent clogging. Suitable for automotive, aerospace, and general manufacturing applications
OSG Spiral Flute Tap: 3/8"-16 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942100)
OSG
OSG Spiral Flute Tap: 3/8"-16 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942100)

More from OSG

View all OSG parts
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The 4-flute design and modified bottoming chamfer push chips forward, reducing clogging and ensuring clean threads in general-purpose machining applications. Thread size: 9/16"-18 UNF; tolerance class H3 / 2B-3B
OSG
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The 4-flute design and modified bottoming chamfer push chips forward, reducing clogging and ensuring clean threads in general-purpose machining applications. Thread size: 9/16"-18 UNF; tolerance class H3 / 2B-3B
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging in deep or blind holes. Suitable for ferrous and non-ferrous materials
OSG
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging in deep or blind holes. Suitable for ferrous and non-ferrous materials
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging. Suitable for steel and aluminum applications in automotive, aerospace, and general manufacturing
OSG
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging. Suitable for steel and aluminum applications in automotive, aerospace, and general manufacturing
This OSG spiral-flute tap is designed for threading blind holes. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a 3/4"-16 UNF thread size, H3 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. Suitable for general manufacturing applications requiring precise internal threads
OSG
This OSG spiral-flute tap is designed for threading blind holes. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a 3/4"-16 UNF thread size, H3 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. Suitable for general manufacturing applications requiring precise internal threads
General purpose spiral-flute tap for threading blind holes in ferrous materials. Features 4 flutes and a modified bottoming chamfer. Chip evacuation upward prevents clogging, ensuring clean threads. Suitable for automotive, aerospace, and general manufacturing applications
OSG
General purpose spiral-flute tap for threading blind holes in ferrous materials. Features 4 flutes and a modified bottoming chamfer. Chip evacuation upward prevents clogging, ensuring clean threads. Suitable for automotive, aerospace, and general manufacturing applications
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. It features a modified bottoming chamfer, 3 flutes, and H7 / 2B-3B tolerance. Suitable for general machining applications requiring clean, accurate threads
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. It features a modified bottoming chamfer, 3 flutes, and H7 / 2B-3B tolerance. Suitable for general machining applications requiring clean, accurate threads
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 2B thread class, bottoming chamfer, and 3-flute design. Made from high-speed steel. The spiral flute lifts chips upward, preventing clogging in deep or blind holes
OSG
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 2B thread class, bottoming chamfer, and 3-flute design. Made from high-speed steel. The spiral flute lifts chips upward, preventing clogging in deep or blind holes
General purpose spiral-flute tap for threading blind holes. Features a bottoming chamfer for threading close to the hole bottom, and TiN coated high speed steel construction. Thread class 2B-3B. 2 flute design for chip evacuation upward
OSG
General purpose spiral-flute tap for threading blind holes. Features a bottoming chamfer for threading close to the hole bottom, and TiN coated high speed steel construction. Thread class 2B-3B. 2 flute design for chip evacuation upward