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OSG Spiral Point Tap: 5/16"-18 UNC, H8 / 2B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Aerospace Materials
OSGSpiral-Point Taps for Aerospace Materials

OSG Spiral Point Tap: 5/16"-18 UNC, H8 / 2B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (5/16"-18 UNC, MPN 1101511405) is a TiN coated cobalt tap with H8 / 2B tolerance, 3 flutes, and a plug chamfer, designed for aerospace materials. 3G Electric interprets this demand and…

SKU 3G-OTH-232128

Brand
OSG
Item
Spiral Point Tap: 5/16"-18 UNC, H8 / 2B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Aerospace Materials
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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
1101511405
Type
H8 / 2B, Plug Chamfer, TiN Coated Cobalt
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Point Tap (5/16"-18 UNC, MPN 1101511405) is a TiN coated cobalt tap with H8 / 2B tolerance, 3 flutes, and a plug chamfer, designed for aerospace materials. 3G Electric interprets this demand and sources the exact OEM part, backed by specialist depth in industrial cutting tools across 14 departments.

Frequently Asked Questions

What is the OSG Spiral Point Tap 5/16"-18 UNC used for?

This OSG spiral point tap is designed for threading blind holes in aerospace materials. Its TiN-coated cobalt construction and plug chamfer enable efficient chip evacuation forward, making it suitable for high-strength alloys used in aircraft manufacturing and maintenance.

What are the specifications of the OSG Spiral Point Tap 1101511405?

The OSG tap has a thread size of 5/16"-18 UNC, with a tolerance class of H8 / 2B. It features 3 flutes, a plug chamfer, and a TiN coating on cobalt steel. The manufacturer part number is 1101511405, and it is categorized as a spiral-point tap for aerospace materials.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, 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 OSG spiral point tap.

How to select the correct OSG tap for aerospace threading?

Select an OSG tap based on thread size, tolerance (e.g., H8 / 2B), material compatibility, and coating. For aerospace alloys, choose TiN-coated cobalt taps with spiral point geometry to manage chip flow. Always match the tap chamfer type (plug, bottoming, or taper) to your hole depth.

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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Cross-referenced by specification & description
OSG Spiral Point Tap: 7/16"-14 UNC, H8 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101513605)
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OSG Spiral Point Tap: 7/16"-14 UNC, H8 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101513605)
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OSG Spiral Point Tap: 1/4"-20 UNC, H8 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101510505)
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Spiral-point tap for threading through holes in aerospace materials. Features a plug chamfer, 3 flutes, and TiN-coated cobalt construction. Thread size 5/16"-18 UNC with H10 / 2B tolerance class. Suitable for high-strength alloys and demanding threading applications
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Spiral-point tap for threading through holes in aerospace materials. Features a plug chamfer, 3 flutes, and TiN-coated cobalt construction. Thread size 5/16"-18 UNC with H10 / 2B tolerance class. Suitable for high-strength alloys and demanding threading applications
OSG Spiral Point Tap: 3/8"-16 UNC, H10 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101512605)
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OSG Spiral Point Tap: 3/8"-16 UNC, H10 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101512605)

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