Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

OSG Thread Forming Tap: 5/16"-18 UNC, H7 / 2B-3B, Bottoming Chamfer - High-Performance Thread-Forming Taps for Multiple Materials
OSGHigh-Performance Thread-Forming Taps for Multiple Materials

OSG Thread Forming Tap: 5/16"-18 UNC, H7 / 2B-3B, Bottoming Chamfer

The OSG Thread Forming Tap (5/16"-18 UNC) is a high-performance thread-forming tap for multiple materials, specified as H7 / 2B-3B with a bottoming chamfer and V coated cobalt (MPN 1625051617). 3G Electric interprets…

SKU 3G-OTH-242044

Brand
OSG
Item
Thread Forming Tap: 5/16"-18 UNC, H7 / 2B-3B, Bottoming Chamfer
Category
High-Performance Thread-Forming Taps for Multiple Materials
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

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
1625051617
Type
H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt

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

Product Description

The OSG Thread Forming Tap (5/16"-18 UNC) is a high-performance thread-forming tap for multiple materials, specified as H7 / 2B-3B with a bottoming chamfer and V coated cobalt (MPN 1625051617). 3G Electric interprets customer demand and delivers this genuine industrial tool across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the OSG Thread Forming Tap 5/16"-18 UNC used for?

This OSG thread-forming tap is used to create internal threads in multiple materials without cutting, reducing chip problems. It is ideal for ductile materials like aluminum, steel, and stainless steel in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG Thread Forming Tap 1625051617?

The OSG tap has a thread size of 5/16"-18 UNC, with a H7 / 2B-3B tolerance class. It features a bottoming chamfer and a V coated cobalt finish for enhanced wear resistance. The manufacturer part number is 1625051617.

Where to buy OSG Thread Forming Tap 5/16"-18 UNC worldwide?

You can source the OSG Thread Forming Tap 5/16"-18 UNC worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to global destinations as an industrial equipment distributor established in 1990.

How to select the correct OSG thread forming tap for my material?

Select the OSG tap based on material ductility and thread tolerance. For aluminum or steel, use a bottoming chamfer tap like this model. Ensure the H7 / 2B-3B tolerance matches your application. Consult OSG's technical data for optimal speeds and lubrication.

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 high-performance thread-forming taps for multiple materials. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Thread Forming Tap: #12-28 UNF, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625012817)
OSG
OSG Thread Forming Tap: #12-28 UNF, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625012817)
OSG Thread Forming Tap: 3/8"-16 UNC, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625038117)
OSG
OSG Thread Forming Tap: 3/8"-16 UNC, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625038117)
OSG Thread Forming Tap: #12-24 UNC, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625012417)
OSG
OSG Thread Forming Tap: #12-24 UNC, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625012417)
OSG Thread Forming Tap: 9/16"-12 UNC, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625091117)
OSG
OSG Thread Forming Tap: 9/16"-12 UNC, H7 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625091117)
OSG Thread Forming Tap: 1/4"-20 UNC, H6 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625014216)
OSG
OSG Thread Forming Tap: 1/4"-20 UNC, H6 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625014216)
OSG Thread Forming Tap: 7/16"-14 UNC, H8 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625076118)
OSG
OSG Thread Forming Tap: 7/16"-14 UNC, H8 / 2B-3B, Bottoming Chamfer, V Coated Cobalt (MPN 1625076118)

More from OSG

View all OSG parts
OSG Thread Forming Tap: #10-32 UNF, H6 / 2B, Plug Chamfer, V Coated Cobalt (MPN 1625010346)
OSG
OSG Thread Forming Tap: #10-32 UNF, H6 / 2B, Plug Chamfer, V Coated Cobalt (MPN 1625010346)
OSG Thread Forming Tap: M5x0.5 Metric, D3 / 4H, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1635005053)
OSG
OSG Thread Forming Tap: M5x0.5 Metric, D3 / 4H, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1635005053)
OSG Thread Forming Tap: #3-48 UNC, H3 / 2B-3B, Plug Chamfer, V Coated Cobalt (MPN 1625034843)
OSG
OSG Thread Forming Tap: #3-48 UNC, H3 / 2B-3B, Plug Chamfer, V Coated Cobalt (MPN 1625034843)
OSG Thread Forming Tap: 7/16"-14 UNC, H8 / 2B-3B, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1625076148)
OSG
OSG Thread Forming Tap: 7/16"-14 UNC, H8 / 2B-3B, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1625076148)
OSG Thread Forming Tap: M1.4x0.3 Metric, D5, Bottoming Chamfer, V Coated Cobalt (MPN 1635014315)
OSG
OSG Thread Forming Tap: M1.4x0.3 Metric, D5, Bottoming Chamfer, V Coated Cobalt (MPN 1635014315)
OSG Thread Forming Tap: 9/16"-18 UNF, H7 / 2B-3B, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1625096187)
OSG
OSG Thread Forming Tap: 9/16"-18 UNF, H7 / 2B-3B, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1625096187)
OSG Thread Forming Tap: 1/2"-20 UNF, H8 / 2B, Bottoming Chamfer, V Coated Cobalt (MPN 1625012218)
OSG
OSG Thread Forming Tap: 1/2"-20 UNF, H8 / 2B, Bottoming Chamfer, V Coated Cobalt (MPN 1625012218)
OSG Thread Forming Tap: 5/8"-18 UNF, H10 / 2B, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1625058180)
OSG
OSG Thread Forming Tap: 5/8"-18 UNF, H10 / 2B, Modified Bottoming Chamfer, V Coated Cobalt (MPN 1625058180)