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E-Z LOK Self Locking Thread Insert: Heavy Wall, 9/16"-12 Int Thrd Sz, 3/4"-10 Ext Thrd Sz - Heavy Wall Self-Locking Inserts
E-Z LOKHeavy Wall Self-Locking Inserts

E-Z LOK Self Locking Thread Insert: Heavy Wall, 9/16"-12 Int Thrd Sz, 3/4"-10 Ext Thrd Sz

The E-Z LOK Self Locking Thread Insert is a heavy-wall, inch-system insert with a 3/4"-10 external thread (2A fit) and a 9/16"-12 internal thread (2B fit), compatible with a 3/4"-10 tap. Supplied as a 5-pack (MPN…

SKU 3G-OTH-534167

Brand
E-Z LOK
Item
Self Locking Thread Insert: Heavy Wall, 9/16"-12 Int Thrd Sz, 3/4"-10 Ext Thrd Sz
Category
Heavy Wall Self-Locking Inserts
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Technical Specifications

E-Z LOK
Manufacturer Part Number
329-9-PK5
Type
5 PK
Wall Type
Heavy Wall
Ext Thrd Sz
3/4"-10
Int Thrd Sz
9/16"-12
Thread Type
Coarse
Compatible Tap Size
3/4"-10
External Thread Fit
2A
Internal Thread Fit
2B
System of Measurement
Inch
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E-Z LOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The E-Z LOK Self Locking Thread Insert is a heavy-wall, inch-system insert with a 3/4"-10 external thread (2A fit) and a 9/16"-12 internal thread (2B fit), compatible with a 3/4"-10 tap. Supplied as a 5-pack (MPN 329-9-PK5), this coarse-thread insert is designed for permanent thread repair or reinforcement in industrial applications.

Frequently Asked Questions

What is E-Z LOK Self Locking Thread Insert used for?

E-Z LOK Self Locking Thread Inserts are used for permanent thread repair or reinforcement in industrial applications. They restore damaged threads or strengthen soft materials like aluminum, cast iron, or plastic, providing a durable, reusable threaded hole for fasteners in machinery, automotive, and heavy equipment.

What are the specifications of E-Z LOK 329-9-PK5 thread insert?

The E-Z LOK 329-9-PK5 is a heavy-wall, inch-system self-locking insert with a 9/16"-12 internal thread (2B fit) and a 3/4"-10 external thread (2A fit). It is compatible with a 3/4"-10 tap, has coarse threads, and is supplied as a 5-pack. The manufacturer part number is 329-9-PK5.

Where to buy E-Z LOK thread inserts worldwide?

3G Electric supplies E-Z LOK Self Locking Thread Inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 329-9-PK5 5-pack or other E-Z LOK inserts for your thread repair needs.

How to install E-Z LOK heavy wall thread inserts?

To install E-Z LOK heavy wall inserts, drill out the damaged thread to the specified tap size (3/4"-10), tap the hole, then thread the insert in using a standard installation tool. The self-locking feature holds the insert securely without adhesives. Follow the manufacturer's instructions for torque and depth to ensure a permanent repair.

E-Z LOK Products

3G Electric supplies E-Z LOK heavy wall self-locking inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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E-Z LOK Self Locking Thread Insert: Heavy Wall, M16-2.00 Int Thrd Sz, M24-3.00 Ext Thrd Sz, 5 PK (MPN 450-16-PK5). Key specifications — Compatible Tap Size: M24-3.00; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; Drill Bit Size: 21 mm; External Thread Fit: 6G.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M12-1.75 Int Thrd Sz, M16-2.00 Ext Thrd Sz, 5 PK (MPN 450-12-PK5). Key specifications — Compatible Tap Size: M16-2.00; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; Drill Bit Size: 14 mm; External Thread Fit: 6G.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M12-1.75 Int Thrd Sz, M16-2.00 Ext Thrd Sz, 5 PK (MPN 450-12-PK5). Key specifications — Compatible Tap Size: M16-2.00; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; Drill Bit Size: 14 mm; External Thread Fit: 6G.
E-Z LOK Self Locking Thread Insert: Heavy Wall, M5-0.80 Int Thrd Sz, M8-1.25 Ext Thrd Sz, 10 PK (MPN 450-5-PK10). Key specifications — Compatible Tap Size: M8-1.25; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; External Thread Fit: 6G.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M5-0.80 Int Thrd Sz, M8-1.25 Ext Thrd Sz, 10 PK (MPN 450-5-PK10). Key specifications — Compatible Tap Size: M8-1.25; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; External Thread Fit: 6G.
E-Z LOK Self Locking Thread Insert: Heavy Wall, M6-1.00 Int Thrd Sz, M10-1.50 Ext Thrd Sz, 5 PK (MPN 453-6-PK5). Key specifications — Compatible Tap Size: M10-1.50; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; External Thread Fit: 6G.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M6-1.00 Int Thrd Sz, M10-1.50 Ext Thrd Sz, 5 PK (MPN 453-6-PK5). Key specifications — Compatible Tap Size: M10-1.50; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Metric; Wall Type: Heavy Wall; External Thread Fit: 6G.
E-Z LOK Self Locking Thread Insert: Heavy Wall, 3/8"-24 Int Thrd Sz, 9/16"-12 Ext Thrd Sz, 5 PK (MPN 303-624-PK5). Key specifications — Compatible Tap Size: 9/16"-12; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: UNF Internal/UNC External; Wall Type: Heavy Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M10-1.50 Int Thrd Sz, 9/16"-12 Ext Thrd Sz, 5 PK (MPN 653-10-PK5). Key specifications — Compatible Tap Size: 9/16"-12; Internal Thread Fit: 2B; System of Measurement: Inch/Metric; Thread Type: Metric Internal/UNC External; Wall Type: Heavy Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, 7/8"-9 Int Thrd Sz, 1 1/4"-7 Ext Thrd Sz, 5 PK (MPN 329-14-PK5). Key specifications — Compatible Tap Size: 1-1/4"-7; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Heavy Wall; External Thread Fit: 2A.
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