We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

OSG Straight Flute Tap: 1/2"-20 UNF, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3191400) - Straight-Flute Machine Taps for Aluminum
OSGStraight-Flute Machine Taps for Aluminum

OSG Straight Flute Tap: 1/2"-20 UNF, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3191400)

OSG Straight-Flute Machine Taps for Aluminum.

SKU 3G-OTH-211136

Brand
OSG
Item
Straight Flute Tap: 1/2"-20 UNF, 2B, 4 Flute, Bottoming Chamfer, Carbide
Category
Straight-Flute Machine Taps for Aluminum
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

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.

Technical Specifications

OSG
Manufacturer Part Number
3191400

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

OSG Straight-Flute Machine Taps for Aluminum.

Frequently Asked Questions

What is OSG straight flute tap 3191400 used for?

This OSG carbide straight flute tap is designed for threading aluminum and non-ferrous materials. Its 1/2"-20 UNF, 2B tolerance, 4-flute bottoming chamfer geometry produces precise internal threads in blind holes, commonly used in automotive and aerospace manufacturing.

What are the specifications of OSG tap 3191400?

The OSG 3191400 is a straight flute tap with 1/2"-20 UNF thread, 2B class fit, 4 flutes, and a bottoming chamfer. It is made from carbide for wear resistance in aluminum. 3G Electric supplies this genuine OSG part worldwide.

Where to buy OSG 3191400 tap worldwide?

3G Electric supplies the OSG 3191400 straight flute tap to customers worldwide. We handle full logistics and customs clearance for international orders. Contact our team to source this carbide tap for your threading application.

How to select the right tap for aluminum threads?

For aluminum, choose a carbide tap like the OSG 3191400 with a bottoming chamfer for blind holes. Straight flute designs evacuate chips effectively. Ensure thread size (1/2"-20 UNF) and class (2B) match your application. 3G Electric can help specify the correct tool.

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 straight-flute machine taps for aluminum. 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
OSG Straight Flute Tap: 3/8"-24 UNF, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3191000)
OSG
OSG Straight Flute Tap: 3/8"-24 UNF, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3191000)
OSG Straight Flute Tap: 1/2"-13 UNC, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3191300)
OSG
OSG Straight Flute Tap: 1/2"-13 UNC, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3191300)
OSG Straight Flute Tap: 5/16"-18 UNC, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3190700)
OSG
OSG Straight Flute Tap: 5/16"-18 UNC, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3190700)
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a 1/4"-28 UNF thread size, 2B class fit, 3 flutes, and a bottoming chamfer for blind-hole tapping. Carbide construction provides wear resistance for high-production CNC applications
OSG
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a 1/4"-28 UNF thread size, 2B class fit, 3 flutes, and a bottoming chamfer for blind-hole tapping. Carbide construction provides wear resistance for high-production CNC applications
OSG Straight Flute Tap: 3/8"-16 UNC, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3190900)
OSG
OSG Straight Flute Tap: 3/8"-16 UNC, 2B, 4 Flute, Bottoming Chamfer, Carbide (MPN 3190900)
OSG Straight Flute Tap: #10-32 UNF, 2B, 3 Flute, Bottoming Chamfer, Carbide (MPN 3190400)
OSG
OSG Straight Flute Tap: #10-32 UNF, 2B, 3 Flute, Bottoming Chamfer, Carbide (MPN 3190400)

More from OSG

View all OSG parts
This straight-flute machine tap is designed for threading aluminum and non-ferrous materials. It features a 7/16"-20 UNF thread size with a 2B class fit, 4 flutes, and a bottoming chamfer for threading close to the bottom of blind holes. The carbide construction provides wear resistance in aluminum applications. Common uses include automotive, aerospace, and general manufacturing where precise UNF threads are required
OSG
This straight-flute machine tap is designed for threading aluminum and non-ferrous materials. It features a 7/16"-20 UNF thread size with a 2B class fit, 4 flutes, and a bottoming chamfer for threading close to the bottom of blind holes. The carbide construction provides wear resistance in aluminum applications. Common uses include automotive, aerospace, and general manufacturing where precise UNF threads are required
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a bottoming chamfer for blind holes, 4 flutes for chip evacuation, and V coated powdered metal construction. Thread size 1/4"-20 UNC with H3 / 2B-3B tolerance class. Suitable for through or blind hole threading in general manufacturing
OSG
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a bottoming chamfer for blind holes, 4 flutes for chip evacuation, and V coated powdered metal construction. Thread size 1/4"-20 UNC with H3 / 2B-3B tolerance class. Suitable for through or blind hole threading in general manufacturing
Carbide straight-flute machine tap with bottoming chamfer for threading aluminum and non-ferrous materials. Features 4 flutes, M14x2 metric thread, and OH4 / 4H-6H tolerance class. Suitable for through or blind holes in CNC or manual machines
OSG
Carbide straight-flute machine tap with bottoming chamfer for threading aluminum and non-ferrous materials. Features 4 flutes, M14x2 metric thread, and OH4 / 4H-6H tolerance class. Suitable for through or blind holes in CNC or manual machines
This straight-flute machine tap is designed for threading aluminum and non-ferrous materials. With a 1/4"-20 UNC thread size, 2B class of fit, 3 flutes, and a bottoming chamfer, it enables threading close to the bottom of blind holes. The carbide construction provides wear resistance for high-volume production environments
OSG
This straight-flute machine tap is designed for threading aluminum and non-ferrous materials. With a 1/4"-20 UNC thread size, 2B class of fit, 3 flutes, and a bottoming chamfer, it enables threading close to the bottom of blind holes. The carbide construction provides wear resistance for high-volume production environments
Straight-flute machine tap for threading aluminum and non-ferrous materials. Features a 3-flute design and bottoming chamfer for chip evacuation and threading to the bottom of blind holes. Carbide construction with OH3 tolerance ensures precise performance in production environments
OSG
Straight-flute machine tap for threading aluminum and non-ferrous materials. Features a 3-flute design and bottoming chamfer for chip evacuation and threading to the bottom of blind holes. Carbide construction with OH3 tolerance ensures precise performance in production environments
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a bottoming chamfer for blind hole applications, 5 flutes for efficient chip evacuation, and V coated powdered metal construction to reduce friction. Tolerance H3 / 2B-3B. Thread size 3/4"-10 UNC
OSG
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a bottoming chamfer for blind hole applications, 5 flutes for efficient chip evacuation, and V coated powdered metal construction to reduce friction. Tolerance H3 / 2B-3B. Thread size 3/4"-10 UNC
Carbide straight-flute machine tap with OH2 geometry and modified bottoming chamfer. Designed for threading aluminum and non-ferrous materials in production tapping applications. Features 3 flutes for chip evacuation. Thread size M1.4x0.3
OSG
Carbide straight-flute machine tap with OH2 geometry and modified bottoming chamfer. Designed for threading aluminum and non-ferrous materials in production tapping applications. Features 3 flutes for chip evacuation. Thread size M1.4x0.3
Carbide straight-flute machine tap with bottoming chamfer for threading aluminum and non-ferrous materials. M16x1.5 metric thread, OH4 / 4H-6H tolerance, 4 flutes. Suitable for producing internal threads in through or blind holes in precision machining applications
OSG
Carbide straight-flute machine tap with bottoming chamfer for threading aluminum and non-ferrous materials. M16x1.5 metric thread, OH4 / 4H-6H tolerance, 4 flutes. Suitable for producing internal threads in through or blind holes in precision machining applications