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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M14x2 Metric, H3 / 4H, 4 Flute - General Purpose STI Taps
HELI-COILGeneral Purpose STI Taps

HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M14x2 Metric, H3 / 4H, 4 Flute

The HELI-COIL Screw Thread Insert STI Tap: Straight Flute is a general-purpose STI tap designed for M14x2 metric threads. It features a 4-flute design with a plug chamfer and is rated H3 / 4H (MPN 4687-14).

SKU 3G-OTH-262019

Also listed as: 468714 · 4687 14

Brand
HELI-COIL
Item
Screw Thread Insert STI Tap: Straight Fute, M14x2 Metric, H3 / 4H, 4 Flute
Category
General Purpose STI Taps
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HELI-COIL
Manufacturer Part Number
4687-14
Type
M14x2 Metric, H3 / 4H, Plug Chamfer
Flute
4

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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 is a general-purpose STI tap designed for M14x2 metric threads. It features a 4-flute design with a plug chamfer and is rated H3 / 4H (MPN 4687-14).

Frequently Asked Questions

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

The HELI-COIL Screw Thread Insert 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 STI Tap 4687-14?

The HELI-COIL STI Tap (MPN 4687-14) is a straight-flute tap for M14x2 metric threads. It has a 4-flute design with a plug chamfer and is rated H3 / 4H. This tap is specifically made for cutting threads to accept HELI-COIL screw thread inserts.

Where to buy the HELI-COIL STI Tap 4687-14 worldwide?

You can source the HELI-COIL STI Tap 4687-14 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct HELI-COIL STI Tap for M14x2 threads?

To select the correct HELI-COIL STI Tap, match the thread size (M14x2) and pitch to the insert you plan to install. The tap must be marked for STI (screw thread insert) use, like the HELI-COIL 4687-14 with H3 / 4H tolerance. Always verify the chamfer type (plug chamfer) suits your application depth.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M14x1.5 Metric, H3 / 4H, 4 Flute, Plug Chamfer (MPN 5476-14)
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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M16x2 Metric, H3 / 4H, 4 Flute, Plug Chamfer (MPN 4687-16)
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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M6x1 Metric, H2 / 4H, 3 Flute, Plug Chamfer (MPN 4687-6)
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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M24x3 Metric, H4 / 4H, 4 Flute, Plug Chamfer (MPN 4687-24)
HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M20x2.5 Metric, H4 / 4H, 4 Flute, Plug Chamfer (MPN 4687-20)
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HELI-COIL Screw Thread Insert STI Tap: Straight Fute, M20x2.5 Metric, H4 / 4H, 4 Flute, Plug Chamfer (MPN 4687-20)

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