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OSG Straight-Flute Machine Tap: #4-40 UNC - Straight-Flute Machine Taps for Aluminum
OSGStraight-Flute Machine Taps for Aluminum

OSG Straight-Flute Machine Tap: #4-40 UNC

OSG Straight-Flute Machine Taps for Aluminum.

SKU 3G-OTH-211108

Brand
OSG
Item
Straight-Flute Machine Tap: #4-40 UNC
Category
Straight-Flute Machine Taps for Aluminum
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
3190000

Technical Documents

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

Product Description

OSG Straight-Flute Machine Taps for Aluminum.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is OSG straight flute tap #4-40 UNC used for?

This OSG carbide tap is designed for threading #4-40 UNC holes in aluminum and non-ferrous materials. Its bottoming chamfer allows threading to the bottom of blind holes, making it ideal for precision machining in aerospace, automotive, and general manufacturing applications.

What are the specifications of OSG straight flute tap #4-40 UNC?

The OSG straight flute tap has a #4-40 UNC thread size, 2B class fit, 3 flutes, and a bottoming chamfer. It is made from carbide for wear resistance in aluminum. The manufacturer part number is 3190000. These specs ensure accurate threading in softer materials.

Where to buy OSG straight flute tap #4-40 UNC worldwide?

3G Electric supplies OSG taps like the #4-40 UNC straight flute tap to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this carbide tap for aluminum threading.

How to select the right tap for aluminum threading?

For aluminum, choose a tap with sharp cutting edges and a polished flute design to reduce chip adhesion. A bottoming chamfer like this OSG #4-40 UNC tap is best for blind holes. Carbide material offers longer tool life in abrasive aluminum alloys. Always match thread class and size to your application.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Carbide straight-flute tap with #6-32 UNC thread, 2B class of fit, three flutes, and bottoming chamfer. Designed for threading blind holes in aluminum and non-ferrous materials. Suitable for production machining applications requiring efficient chip evacuation and precise thread forming
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Carbide straight-flute tap with #6-32 UNC thread, 2B class of fit, three flutes, and bottoming chamfer. Designed for threading blind holes in aluminum and non-ferrous materials. Suitable for production machining applications requiring efficient chip evacuation and precise thread forming
Straight-flute machine tap for threading aluminum and non-ferrous materials. Features a 5/16"-18 UNC thread size, 2B class of fit, 4 flutes, and a bottoming chamfer for blind-hole tapping. Carbide construction provides wear resistance for high-volume production in general machining applications
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Straight-flute machine tap for threading aluminum and non-ferrous materials. Features a 5/16"-18 UNC thread size, 2B class of fit, 4 flutes, and a bottoming chamfer for blind-hole tapping. Carbide construction provides wear resistance for high-volume production in general machining applications
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
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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. #8-32 UNC size, 2B thread class, 3-flute design, bottoming chamfer, carbide construction. Suitable for through-hole or blind-hole tapping in CNC and manual machining applications
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Straight-flute machine tap for threading aluminum and non-ferrous materials. #8-32 UNC size, 2B thread class, 3-flute design, bottoming chamfer, carbide construction. Suitable for through-hole or blind-hole tapping in CNC and manual machining applications
Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a 4-flute, bottoming chamfer for blind-hole tapping to full depth. Made from carbide for wear resistance in high-speed production. Thread size: 3/8"-24 UNF, class 2B fit
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Straight-flute machine tap designed for threading aluminum and non-ferrous materials. Features a 4-flute, bottoming chamfer for blind-hole tapping to full depth. Made from carbide for wear resistance in high-speed production. Thread size: 3/8"-24 UNF, class 2B fit
Straight-flute machine tap for threading aluminum and non-ferrous materials. Features 1/2"-20 UNF thread, 2B tolerance, 4 flutes, and bottoming chamfer geometry for blind hole applications. Carbide construction provides wear resistance. Commonly used in automotive and aerospace manufacturing
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Straight-flute machine tap for threading aluminum and non-ferrous materials. Features 1/2"-20 UNF thread, 2B tolerance, 4 flutes, and bottoming chamfer geometry for blind hole applications. Carbide construction provides wear resistance. Commonly used in automotive and aerospace manufacturing

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