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E-Z LOK Self Locking Thread Insert: Heavy Wall, 1/2"-13 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, 1/2"-13 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 1/2"-13 internal thread and a 3/4"-10 external thread, supplied in a 5-pack (SKU 4ZE25, MPN 329-801-PK5). It features coarse thread…

SKU 3G-OTH-534118

Brand
E-Z LOK
Item
Self Locking Thread Insert: Heavy Wall, 1/2"-13 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
329-801-PK5
Type
5 PK
Wall Type
Heavy Wall
Ext Thrd Sz
3/4"-10
Int Thrd Sz
1/2"-13
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 1/2"-13 internal thread and a 3/4"-10 external thread, supplied in a 5-pack (SKU 4ZE25, MPN 329-801-PK5). It features coarse thread type, 2A external thread fit, 2B internal thread fit, and is compatible with a 3/4"-10 tap. 3G Electric interprets this demand and sources the genuine OEM product, backed by our specialist expertise in fastening and industrial components across 14 departments.

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 E-Z LOK heavy wall self-locking thread insert used for?

An E-Z LOK heavy wall self-locking thread insert repairs or reinforces stripped or worn threads in metal assemblies. It provides a durable, reusable internal thread (1/2"-13) with a locking element that resists vibration loosening, commonly used in automotive, industrial machinery, and heavy equipment applications.

What are the specifications of the E-Z LOK 329-801-PK5 thread insert?

The E-Z LOK 329-801-PK5 is a 5-pack of heavy wall self-locking inserts with a 1/2"-13 internal thread size and 3/4"-10 external thread size. It uses coarse thread type, 2B internal thread fit, 2A external thread fit, and is compatible with a 3/4"-10 tap. System of measurement is inch.

Where to buy E-Z LOK thread inserts worldwide?

3G Electric supplies genuine E-Z LOK 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 329-801-PK5 5-pack or other E-Z LOK fastening components for your application.

How to install an E-Z LOK heavy wall thread insert?

To install an E-Z LOK heavy wall insert, drill out the damaged thread to the specified tap size (3/4"-10), tap the hole to the same size, then thread the insert into the tapped hole using a standard installation tool. The insert's locking element secures it in place. Follow manufacturer instructions for torque and depth.

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, 5/16"-24 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, 10 PK (MPN 329-524-PK10). Key specifications — Compatible Tap Size: 1/2"-13; 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, 5/16"-24 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, 10 PK (MPN 329-524-PK10). Key specifications — Compatible Tap Size: 1/2"-13; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: UNF Internal/UNC External; Wall Type: Heavy Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Heavy Wall, 1/2"-13 Int Thrd Sz, 3/4"-10 Ext Thrd Sz, 5 PK (MPN 329-8-PK5). Key specifications — Compatible Tap Size: 3/4"-10; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Heavy Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, 1/2"-13 Int Thrd Sz, 3/4"-10 Ext Thrd Sz, 5 PK (MPN 329-8-PK5). Key specifications — Compatible Tap Size: 3/4"-10; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Heavy Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Heavy Wall, 1/2"-20 Int Thrd Sz, 3/4"-10 Ext Thrd Sz, 5 PK (MPN 329-820-PK5). Key specifications — Compatible Tap Size: 3/4"-10; 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, 1/2"-20 Int Thrd Sz, 3/4"-10 Ext Thrd Sz, 5 PK (MPN 329-820-PK5). Key specifications — Compatible Tap Size: 3/4"-10; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: UNF Internal/UNC External; Wall Type: Heavy Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Heavy Wall, #10-32 Int Thrd Sz, M8-1.25 Ext Thrd Sz, Steel, 5 PK (MPN 550-1032 -PK5). Key specifications — Compatible Tap Size: M8-1.25; Internal Thread Fit: 2B; System of Measurement: Inch/Metric; Thread Type: UNF Internal/Metric External; Wall Type: Heavy Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M6-1.00 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, 5 PK (MPN 653-6-PK5). Key specifications — Compatible Tap Size: 3/8"-16; 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, 5/16"-18 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, 5 PK (MPN 303-5-PK5). Key specifications — Compatible Tap Size: 1/2"-13; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Heavy Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Heavy Wall, M8-1.25 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, 5 PK (MPN 653-8-PK5). Key specifications — Compatible Tap Size: 1/2"-13; 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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