We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840401) - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840401)

SKU 3G-OTH-214157

Brand
OSG
Item
Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

OSG
Manufacturer Part Number
2840401
View Full Spec Sheet

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

Frequently Asked Questions

What is the OSG spiral point tap 2840401 used for?

The OSG spiral point tap 2840401 is used for threading holes in through-hole applications. Its spiral point design pushes chips ahead, making it ideal for high-speed production threading in materials like steel, stainless steel, and aluminum. It is commonly used in automotive, aerospace, and general manufacturing.

What are the specifications of the OSG spiral point tap 2840401?

The OSG spiral point tap 2840401 has a thread size of 1/4"-28 UNF, with an H5 tolerance for 2B-3B class fit. It features 3 flutes and a plug chamfer. The manufacturer part number is 2840401. This tap is designed for general purpose threading in through-hole applications.

Where to buy the OSG spiral point tap 2840401 worldwide?

You can source the OSG spiral point tap 2840401 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. We supply genuine OSG taps for manufacturing needs.

How to select the correct OSG spiral point tap for my application?

To select the correct OSG spiral point tap, match the thread size (e.g., 1/4"-28 UNF) and tolerance (H5 for 2B-3B) to your hole requirements. Use spiral point taps for through-holes where chip evacuation is critical. Consider material hardness and tap coating for extended tool life. Consult OSG's technical data for guidance.

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 general purpose spiral-point taps. 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

Similar products

Matched by specification & description
OSG Spiral Point Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer (MPN 2840601)
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer (MPN 2840601)
OSG Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840000)
OSG
OSG Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840000)
OSG Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840001)
OSG
OSG Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840001)
OSG Spiral Point Tap: 3/8"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2841801)
OSG
OSG Spiral Point Tap: 3/8"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2841801)
OSG Spiral Point Tap: 1/4"-28 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2835401). Key specifications — attr1299616: H4 / 2B-3B.
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2835401). Key specifications — attr1299616: H4 / 2B-3B.
OSG Spiral Point Tap: #10-24 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2818401)
OSG
OSG Spiral Point Tap: #10-24 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2818401)

More from OSG

View all OSG parts
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880305). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880305). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: #10-32 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1208808). Key specifications — attr1299616: H2 / 2B-3B.
OSG
OSG Spiral Point Tap: #10-32 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1208808). Key specifications — attr1299616: H2 / 2B-3B.
OSG Spiral Point Tap: #0-80 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1210001). Key specifications — attr1299616: H3 / 2B-3B.
OSG
OSG Spiral Point Tap: #0-80 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1210001). Key specifications — attr1299616: H3 / 2B-3B.
OSG Spiral Point Tap: #3-48 UNC, 2B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2884505)
OSG
OSG Spiral Point Tap: #3-48 UNC, 2B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2884505)
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880301). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880301). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: #3-48 UNC, H5 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 2002108)
OSG
OSG Spiral Point Tap: #3-48 UNC, H5 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 2002108)
OSG Spiral Point Tap: #10-24 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1208405). Key specifications — attr1299616: H2 / 2B-3B.
OSG
OSG Spiral Point Tap: #10-24 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1208405). Key specifications — attr1299616: H2 / 2B-3B.
OSG Spiral Point Tap: #6-40 UNF, H5 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2004200)
OSG
OSG Spiral Point Tap: #6-40 UNF, H5 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2004200)