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3G Electric
HELI-COIL 7/16"-20 UNF General Purpose STI Tap, H3 / 3B, Plug Chamfer, 4 Flute - General Purpose STI Taps
HELI-COILGeneral Purpose STI Taps

HELI-COIL 7/16"-20 UNF General Purpose STI Tap, H3 / 3B, Plug Chamfer, 4 Flute

<p>The HELI-COIL 7/16"-20 UNF General Purpose STI Tap (MPN: 7FPB) is engineered for precision thread repair in industrial applications. This tap features a 7/16"-20 UNF thread size, H3/3B tolerance, plug chamfer, and…

SKU 3G-OTH-262157

Also listed as: 7 FPB · 7-FPB

Brand
HELI-COIL
Item
7/16"-20 UNF General Purpose STI Tap, H3 / 3B, Plug Chamfer, 4 Flute
Part Number
7FPB
Category
General Purpose STI Taps
Available to Order
Also known as:7FPBHELI-COIL
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Technical specs
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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

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

HELI-COIL
Manufacturer Part Number
7FPB
Type
H3 / 3B, Plug Chamfer
Material
High Speed Steel
Flute
4
UNSPSC
23153305
Standards
ANSI; ISO 14001; ISO 9001; OS 9000
Tap Style
Straight Flute
Flute Type
Straight
Shank Type
Straight
Thread Size
7/16"-20
Catalog Page
N/A
Chamfer Type
Plug
Class of Fit
3B
Thread Limit
H3
Thread Length
1.65625 in
Drill Bit Size
29/64 in
Finish/Coating
Bright (Uncoated)
Overall Length
3-3/8 in
Shank Diameter
367/1000 in
Tap Application
Through Hole
Number of Flutes
4
Thread Direction
Right Hand
Country of Origin
USA (subject to change)
Primary Material Application
Aluminum; Brass; Bronze; Copper; Magnesium
Secondary Material Application
Steel; Cast Iron

Technical Documents

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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The HELI-COIL 7/16"-20 UNF General Purpose STI Tap (MPN: 7FPB) is engineered for precision thread repair in industrial applications. This tap features a 7/16"-20 UNF thread size, H3/3B tolerance, plug chamfer, and 4-flute design, ensuring clean, accurate threads for helical coil inserts. Ideal for maintenance, repair, and overhaul (MRO) teams, automotive workshops, and manufacturing facilities.</p><p>As a Singapore-based supplier, 3G Electric offers this tap with worldwide shipping, SGD quotes on request, and GST handled for local buyers. Enjoy fast delivery across Singapore and Southeast Asia to keep your operations running smoothly.</p>

Frequently Asked Questions

What are the specifications of the HELI-COIL 7/16"-20 UNF STI Tap?

The tap has a 7/16"-20 UNF thread size, H3/3B tolerance class, plug chamfer, and 4 flutes. It is a General Purpose STI Tap designed for use with HELI-COIL inserts.

How can I get a quote and delivery for this tap in Singapore?

Request an SGD quote from 3G Electric. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia.

Used in

Common applications for HELI-COIL
Aerospace — Tangless screw-locking HELI-COIL inserts in 18-8 stainless steel for vibration-resistant threaded joints in airframe and engine components.
Automotive — Free-running tanged HELI-COIL inserts in metric sizes for repairing stripped threads in aluminum engine blocks and transmission housings.
Industrial machinery — STI taps and prewinder installation tools for on-site repair of threaded holes in cast iron and steel machine frames.
Oil and gas — Nitronic 60 HELI-COIL inserts for galling resistance in stainless steel valve bodies and pump housings exposed to corrosive media.
MRO and maintenance — HELI-COIL thread repair kits containing inserts, drill, tap, and installation tool for restoring damaged threads without replacing the parent component.
Electrical equipment — Screw-locking tangless HELI-COIL inserts for securing fasteners in metal enclosures and control panels subject to vibration.
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HELI-COIL Products

3G Electric supplies HELI-COIL general purpose sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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