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

OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-18 UNC, H5 / 2B-3B - Thread-Forming STI Taps
OSGThread-Forming STI Taps

OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-18 UNC, H5 / 2B-3B

The OSG Screw Thread Insert STI Tap is a thread-forming tap for 5/16"-18 UNC applications, specified as H5 / 2B-3B with V Coated Cobalt (MPN 1626002408). 3G Electric sources this genuine OSG tool across 14 industrial…

SKU 3G-OTH-403933

Brand
OSG
Item
Screw Thread Insert STI Tap: Thread Forming, 5/16"-18 UNC, H5 / 2B-3B
Category
Thread-Forming STI Taps
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 — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
1626002408
Type
H5 / 2B-3B, V Coated Cobalt
UNC
5/16"-18

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 Screw Thread Insert STI Tap is a thread-forming tap for 5/16"-18 UNC applications, specified as H5 / 2B-3B with V Coated Cobalt (MPN 1626002408). 3G Electric sources this genuine OSG tool across 14 industrial departments, with specialist expertise in cutting tools and precision threading solutions.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is an OSG Screw Thread Insert STI Tap used for?

An OSG Screw Thread Insert STI Tap is used to form internal threads in pre-drilled holes for helical wire thread inserts. It is ideal for repairing or reinforcing threads in aluminum, steel, and other materials across machining, automotive, and industrial maintenance applications.

What are the specifications of the OSG STI Tap 5/16"-18 UNC?

This OSG STI Tap has a thread size of 5/16"-18 UNC, with a tolerance class of H5 for 2B-3B fit. It features a V coated cobalt construction for wear resistance and extended tool life. The manufacturer part number is 1626002408.

Where to buy OSG STI Taps worldwide?

3G Electric supplies OSG STI Taps worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner across 14 industrial departments, we provide genuine OSG cutting tools and can quote for your specific thread-forming tap requirements.

How to select the correct OSG STI Tap for thread inserts?

Select an OSG STI Tap by matching the thread size (e.g., 5/16"-18 UNC) and tolerance class (H5 for 2B-3B) to your insert specifications. Ensure the tap coating suits your material—V coated cobalt works well for harder alloys. Always verify the manufacturer part number for accuracy.

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 thread-forming sti 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-24 UNF, H5 / 2B-3B, V Coated Cobalt (MPN 1626002608)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-24 UNF, H5 / 2B-3B, V Coated Cobalt (MPN 1626002608)
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-14 UNC, H5 / 2B-3B, V Coated Cobalt (MPN 1626003108)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-14 UNC, H5 / 2B-3B, V Coated Cobalt (MPN 1626003108)
OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-18 UNC, H4 / 2B-3B, V Coated Cobalt (MPN 1626002308)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-18 UNC, H4 / 2B-3B, V Coated Cobalt (MPN 1626002308)
OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-24 UNF, H4 / 2B-3B, V Coated Cobalt (MPN 1626002508)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 5/16"-24 UNF, H4 / 2B-3B, V Coated Cobalt (MPN 1626002508)
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-14 UNC, H7 / 2B-3B, V Coated Cobalt (MPN 1626003208)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-14 UNC, H7 / 2B-3B, V Coated Cobalt (MPN 1626003208)
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-20 UNF, H7 / 2B-3B, V Coated Cobalt (MPN 1626003408)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-20 UNF, H7 / 2B-3B, V Coated Cobalt (MPN 1626003408)

More from OSG

View all OSG parts
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-20 UNF, H5 / 2B-3B, V Coated Cobalt (MPN 1626003308)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 7/16"-20 UNF, H5 / 2B-3B, V Coated Cobalt (MPN 1626003308)
OSG Screw Thread Insert STI Tap: Thread Forming, 5/8"-11 UNC, H9 / 2B-3B, Modified Bottoming Chamfer (MPN 1626004408)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 5/8"-11 UNC, H9 / 2B-3B, Modified Bottoming Chamfer (MPN 1626004408)
OSG Screw Thread Insert STI Tap: Thread Forming, #10-32 UNF, H3 / 2B-3B, Modified Bottoming Chamfer (MPN 1626001708)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, #10-32 UNF, H3 / 2B-3B, Modified Bottoming Chamfer (MPN 1626001708)
OSG Screw Thread Insert STI Tap: Thread Forming, 3/4"-10 UNC, H9 / 2B-3B, Modified Bottoming Chamfer (MPN 1626004808)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 3/4"-10 UNC, H9 / 2B-3B, Modified Bottoming Chamfer (MPN 1626004808)
OSG Screw Thread Insert STI Tap: Thread Forming, M14x2 Metric, D10 / 6H, Modified Bottoming Chamfer (MPN 1636001008)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, M14x2 Metric, D10 / 6H, Modified Bottoming Chamfer (MPN 1636001008)
OSG Screw Thread Insert STI Tap: Thread Forming, 9/16"-12 UNC, H7 / 2B-3B, V Coated Cobalt (MPN 1626003908)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 9/16"-12 UNC, H7 / 2B-3B, V Coated Cobalt (MPN 1626003908)
OSG Screw Thread Insert STI Tap: Thread Forming, 5/8"-11 UNC, H7 / 2B-3B, Modified Bottoming Chamfer (MPN 1626004308)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 5/8"-11 UNC, H7 / 2B-3B, Modified Bottoming Chamfer (MPN 1626004308)
OSG Screw Thread Insert STI Tap: Thread Forming, 1/4"-20 UNC, H3 / 2B-3B, Modified Bottoming Chamfer (MPN 1626001908)
OSG
OSG Screw Thread Insert STI Tap: Thread Forming, 1/4"-20 UNC, H3 / 2B-3B, Modified Bottoming Chamfer (MPN 1626001908)