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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, 5/16"-24 UNF, H2 / 3B, 4 Flute - General Purpose STI Taps
HELI-COILGeneral Purpose STI Taps

HELI-COIL Screw Thread Insert STI Tap: Straight Fute, 5/16"-24 UNF, H2 / 3B, 4 Flute

The HELI-COIL Screw Thread Insert STI Tap (Straight Flute, MPN 5FPB) is a general-purpose tap for 5/16"-24 UNF threads, with H2 / 3B tolerance, 4 flutes, and a plug chamfer. 3G Electric interprets this demand and…

SKU 3G-OTH-262098

Also listed as: 5 FPB · 5-FPB

Brand
HELI-COIL
Item
Screw Thread Insert STI Tap: Straight Fute, 5/16"-24 UNF, H2 / 3B, 4 Flute
Category
General Purpose STI Taps
Available to Order
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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

HELI-COIL
Manufacturer Part Number
5FPB
Type
H2 / 3B, Plug Chamfer
Flute
4
UNF
5/16"-24

Technical Documents

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

Product Description

The HELI-COIL Screw Thread Insert STI Tap (Straight Flute, MPN 5FPB) is a general-purpose tap for 5/16"-24 UNF threads, with H2 / 3B tolerance, 4 flutes, and a plug chamfer. 3G Electric interprets this demand and sources the exact OEM-specified tool, backed by specialist expertise across 14 industrial departments — and we supply far more than is listed.

Frequently Asked Questions

What is the HELI-COIL Screw Thread Insert STI Tap 5FPB used for?

The HELI-COIL 5FPB STI tap is used to cut internal threads for installing HELI-COIL screw thread inserts. It is designed for general-purpose thread repair and reinforcement in metal components, commonly used in automotive, aerospace, and industrial maintenance applications.

What are the specifications of the HELI-COIL 5FPB STI Tap?

The HELI-COIL 5FPB is a straight flute STI tap with a 5/16"-24 UNF thread size, H2 / 3B tolerance, 4 flutes, and a plug chamfer. It is a general-purpose tap designed for cutting threads to accept HELI-COIL inserts. The manufacturer part number is 5FPB.

Where to buy the HELI-COIL 5FPB STI Tap worldwide?

You can source the HELI-COIL 5FPB STI Tap 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.

How to select the correct HELI-COIL STI tap for thread repair?

To select the correct HELI-COIL STI tap, match the tap's thread size and pitch to the insert you plan to install. For the 5FPB, use it with 5/16"-24 UNF HELI-COIL inserts. Ensure the tap chamfer (plug) suits the application depth. Always follow the insert manufacturer's drilling and tapping guidelines.

Used in

Common applications for HELI-COIL
Aerospace engine repair — HELI-COIL STI taps for M12x1.75 metric threads in aluminum alloy components
Automotive transmission rebuild — HELI-COIL STI taps for 7/16-14 UNC threads in cast iron housings
Industrial pump maintenance — HELI-COIL STI taps for #10-32 UNF threads in stainless steel pump bodies
Hydraulic cylinder repair — HELI-COIL STI taps for M6x1 metric threads in steel cylinder heads
General manufacturing — HELI-COIL STI taps for 9/16-18 UNF threads in machinery base plates

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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Cross-referenced by specification & description
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