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OSG Spiral Point Tap: #4-40 UNC, H5 / 2B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Aerospace Materials
OSGSpiral-Point Taps for Aerospace Materials

OSG Spiral Point Tap: #4-40 UNC, H5 / 2B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (#4-40 UNC) is a spiral-point tap for aerospace materials, featuring an H5 / 2B tolerance, plug chamfer, TiN coated cobalt construction, and 3 flutes (MPN 1101500205). 3G Electric interprets…

SKU 3G-OTH-231902

Brand
OSG
Item
Spiral Point Tap: #4-40 UNC, H5 / 2B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Aerospace Materials
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Technical Specifications

OSG
Manufacturer Part Number
1101500205
Type
H5 / 2B, Plug Chamfer, TiN Coated Cobalt
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (#4-40 UNC) is a spiral-point tap for aerospace materials, featuring an H5 / 2B tolerance, plug chamfer, TiN coated cobalt construction, and 3 flutes (MPN 1101500205). 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps and controls as a trust anchor — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the OSG Spiral Point Tap #4-40 UNC used for?

The OSG Spiral Point Tap #4-40 UNC is designed for threading holes in aerospace materials. Its spiral point design pushes chips forward, making it ideal for through-hole applications in high-strength alloys. The TiN coating reduces friction and extends tool life in demanding industrial environments.

What are the specifications of the OSG Spiral Point Tap #4-40 UNC?

This tap has a #4-40 UNC thread size with an H5 / 2B tolerance class. It features 3 flutes, a plug chamfer, and a TiN coated cobalt construction. The manufacturer part number is 1101500205. It is engineered for precision threading in aerospace-grade materials.

Where to buy the OSG Spiral Point Tap #4-40 UNC worldwide?

3G Electric supplies the OSG Spiral Point Tap #4-40 UNC worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision threading tool.

How to select the correct OSG Spiral Point Tap for aerospace materials?

Select based on thread size, tolerance class, and material. For aerospace alloys, choose a TiN coated cobalt tap like the #4-40 UNC with H5 / 2B tolerance. Ensure the tap has a plug chamfer and 3 flutes for chip evacuation. OSG taps are engineered for high-strength applications.

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

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