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OSG 7/8"-14 UNF Spiral-Flute Tap, H4 / 2B-3B, 4 Flute, Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG 7/8"-14 UNF Spiral-Flute Tap, H4 / 2B-3B, 4 Flute, Bottoming Chamfer

OSG Spiral-Flute Taps for Steel & Stainless Steel. Specifications: Model: 7/8"-14 UNF Spiral-Flute Tap, H4 / , 4.

SKU 3G-OTH-218584

Brand
OSG
Item
7/8"-14 UNF Spiral-Flute Tap, H4 / 2B-3B, 4 Flute, Bottoming Chamfer
Part Number
0140001
Category
Spiral-Flute Taps for Steel & Stainless Steel
Available to Order
Also known as:0140001OSG
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Technical Specifications

OSG
Manufacturer Part Number
0140001
Model
7/8"-14 UNF Spiral-Flute Tap, H4 / , 4

Technical Documents

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

Product Description

OSG Spiral-Flute Taps for Steel & Stainless Steel. Specifications: Model: 7/8"-14 UNF Spiral-Flute Tap, H4 / , 4.

Frequently Asked Questions

What is the OSG spiral flute tap 7/8"-14 UNF used for?

This OSG spiral flute tap is designed for threading blind holes in 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 requiring precise internal threads.

What are the specifications of the OSG 0140001 tap?

The OSG 0140001 is a 7/8"-14 UNF spiral flute tap with a H4 / 2B-3B tolerance class. It has 4 flutes and a bottoming chamfer, making it suitable for threading to the bottom of blind holes. It is designed for steel and stainless steel workpieces.

Where to buy OSG taps like 0140001 worldwide?

3G Electric supplies OSG taps like the 0140001 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this spiral flute tap for steel and stainless steel threading.

How to select the right tap for blind holes in steel?

For blind holes in steel, choose a spiral flute tap like the OSG 0140001 to evacuate chips upward. Ensure the tap has a bottoming chamfer to thread close to the hole bottom. Match the thread size (e.g., 7/8"-14 UNF) and tolerance class (H4 / 2B-3B) to your application requirements.

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
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OSG Products

3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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