E-Z LOK Self Locking Thread Insert: Heavy Wall, 5/16"-18 Int Thrd Sz, 1/2"-13 Ext Thrd Sz
The E-Z LOK Self Locking Thread Insert: Heavy Wall (SKU 4ZE18, MPN 329-5-PK10) is a 10-pack of inch-system, coarse-thread inserts with a 5/16"-18 internal thread size and a 1/2"-13 external thread size. Designed for…
SKU 3G-OTH-534175
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Product Description
The E-Z LOK Self Locking Thread Insert: Heavy Wall (SKU 4ZE18, MPN 329-5-PK10) is a 10-pack of inch-system, coarse-thread inserts with a 5/16"-18 internal thread size and a 1/2"-13 external thread size. Designed for a 1/2"-13 compatible tap, it features a 2A external thread fit and a 2B internal thread fit. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.
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 the E-Z LOK Self Locking Thread Insert: Heavy Wall used for?
The E-Z LOK Heavy Wall Self Locking Thread Insert repairs or reinforces stripped or damaged threads in metal assemblies. It is used across industrial maintenance, automotive, and machinery applications where a strong, vibration-resistant internal thread is required. 3G Electric supplies this genuine E-Z LOK insert worldwide.
What are the specifications of the E-Z LOK 329-5-PK10 thread insert?
The E-Z LOK 329-5-PK10 is a 10-pack of inch-system heavy wall inserts with a 5/16"-18 internal thread size and a 1/2"-13 external thread size. It requires a 1/2"-13 compatible tap, has a 2A external thread fit and a 2B internal thread fit, and uses coarse thread type.
Where to buy E-Z LOK thread inserts in worldwide?
3G Electric supplies genuine E-Z LOK Self Locking Thread Inserts to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for international orders. Contact 3G Electric to source the 329-5-PK10 heavy wall insert 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 recommended tap drill size, then tap the hole using a 1/2"-13 tap. Screw the insert into the tapped hole until it is slightly below the surface. The insert self-locks without adhesives. Always follow the manufacturer's instructions for best results.
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.









