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E-Z LOK Self Locking Thread Insert: Thin Wall, 1/2"-20 Int Thrd Sz, 5/8"-11 Ext Thrd Sz - Thin Wall Self-Locking Inserts
E-Z LOKThin Wall Self-Locking Inserts

E-Z LOK Self Locking Thread Insert: Thin Wall, 1/2"-20 Int Thrd Sz, 5/8"-11 Ext Thrd Sz

The E-Z LOK Self Locking Thread Insert is a thin-wall, steel insert (5-pack) with a 1/2"-20 internal thread (UNF, 2B fit) and a 5/8"-11 external thread (UNC, 2A fit), requiring a 5/8"-11 tap. This inch-system insert…

SKU 3G-OTH-528407

Brand
E-Z LOK
Item
Self Locking Thread Insert: Thin Wall, 1/2"-20 Int Thrd Sz, 5/8"-11 Ext Thrd Sz
Category
Thin Wall Self-Locking Inserts
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Technical Specifications

E-Z LOK
Manufacturer Part Number
319-820-PK5
Type
Steel, 5 PK
Wall Type
Thin Wall
Ext Thrd Sz
5/8"-11
Int Thrd Sz
1/2"-20
Thread Type
UNF Internal/UNC External
Compatible Tap Size
5/8"-11
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 thin-wall, steel insert (5-pack) with a 1/2"-20 internal thread (UNF, 2B fit) and a 5/8"-11 external thread (UNC, 2A fit), requiring a 5/8"-11 tap. This inch-system insert provides a self-locking repair or reinforcement solution for threaded holes.

Frequently Asked Questions

What is an E-Z LOK self-locking thread insert used for?

An E-Z LOK self-locking thread insert repairs or reinforces damaged internal threads in metal or plastic. This thin-wall steel insert (1/2"-20 internal, 5/8"-11 external) provides a permanent, vibration-resistant thread for industrial equipment, machinery, and automotive applications.

What are the specifications of the E-Z LOK 319-820-PK5 thread insert?

The E-Z LOK 319-820-PK5 is a 5-pack of thin-wall steel inserts with a 1/2"-20 UNF internal thread (2B fit) and a 5/8"-11 UNC external thread (2A fit). It requires a 5/8"-11 tap and is designed for inch-system threaded holes.

Where to buy E-Z LOK thread inserts worldwide?

3G Electric supplies 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 for pricing and lead time on the 319-820-PK5 5-pack.

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

To install, tap the hole to the specified external thread size (5/8"-11 for this insert), then drive the insert into the tapped hole using the appropriate installation tool. The self-locking feature secures the insert without adhesives. Follow standard thread-insert installation practices.

E-Z LOK Products

3G Electric supplies E-Z LOK thin 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: Thin Wall, 7/16"-20 Int Thrd Sz, 9/16"-12 Ext Thrd Sz, 5 PK (MPN 319-720-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: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, 7/16"-20 Int Thrd Sz, 9/16"-12 Ext Thrd Sz, 5 PK (MPN 319-720-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: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, 1/4"-20 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, 10 PK (MPN 319-4-PK10). Key specifications — Compatible Tap Size: 3/8"-16; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, 1/4"-20 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, 10 PK (MPN 319-4-PK10). Key specifications — Compatible Tap Size: 3/8"-16; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, 1/2"-13 Int Thrd Sz, 5/8"-11 Ext Thrd Sz, Steel, 5 PK (MPN 319-8-PK5). Key specifications — Compatible Tap Size: 5/8"-11; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, 1/2"-13 Int Thrd Sz, 5/8"-11 Ext Thrd Sz, Steel, 5 PK (MPN 319-8-PK5). Key specifications — Compatible Tap Size: 5/8"-11; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, 7/16"-14 Int Thrd Sz, 9/16"-12 Ext Thrd Sz, 5 PK (MPN 319-7-PK5). Key specifications — Compatible Tap Size: 9/16"-12; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, 7/16"-14 Int Thrd Sz, 9/16"-12 Ext Thrd Sz, 5 PK (MPN 319-7-PK5). Key specifications — Compatible Tap Size: 9/16"-12; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, #10-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz, 10 PK (MPN 319-332-PK10). Key specifications — Compatible Tap Size: 5/16"-18; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: UNF Internal/UNC External; Wall Type: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, #10-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz, 10 PK (MPN 319-332-PK10). Key specifications — Compatible Tap Size: 5/16"-18; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: UNF Internal/UNC External; Wall Type: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, 5/16"-18 Int Thrd Sz, 7/16"-14 Ext Thrd Sz, 10 PK (MPN 319-5-PK10). Key specifications — Compatible Tap Size: 7/16"-14; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, 5/16"-18 Int Thrd Sz, 7/16"-14 Ext Thrd Sz, 10 PK (MPN 319-5-PK10). Key specifications — Compatible Tap Size: 7/16"-14; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, 3/8"-24 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, 10 PK (MPN 319-624-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: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, 3/8"-24 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, 10 PK (MPN 319-624-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: Thin Wall; External Thread Fit: 2A.
E-Z LOK Self Locking Thread Insert: Thin Wall, #10-24 Int Thrd Sz, 5/16"-18 Ext Thrd Sz, 10 PK (MPN 319-3-PK10). Key specifications — Compatible Tap Size: 5/16"-18; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.
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E-Z LOK Self Locking Thread Insert: Thin Wall, #10-24 Int Thrd Sz, 5/16"-18 Ext Thrd Sz, 10 PK (MPN 319-3-PK10). Key specifications — Compatible Tap Size: 5/16"-18; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Thin Wall; External Thread Fit: 2A.