E-Z LOK Self Locking Thread Insert: Heavy Wall, M12-1.75 Int Thrd Sz, 3/4"-10 Ext Thrd Sz
The E-Z LOK Self Locking Thread Insert: Heavy Wall (SKU 4ZE78, MPN 653-12-PK5) is a 5-pack of M12-1.75 internal thread inserts with a 3/4"-10 UNC external thread. It features a heavy wall design, metric internal/UNC…
SKU 3G-OTH-534137
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Product Description
The E-Z LOK Self Locking Thread Insert: Heavy Wall (SKU 4ZE78, MPN 653-12-PK5) is a 5-pack of M12-1.75 internal thread inserts with a 3/4"-10 UNC external thread. It features a heavy wall design, metric internal/UNC external thread type, 2A external and 2B internal thread fits, and is compatible with a 3/4"-10 tap.
Frequently Asked Questions
What is the E-Z LOK 653-12-PK5 heavy wall thread insert used for?
The E-Z LOK 653-12-PK5 heavy wall thread insert repairs or reinforces damaged M12-1.75 internal threads in metal or plastic assemblies. Its 3/4"-10 UNC external thread locks into a tapped hole, providing a durable, reusable metric thread for industrial equipment, machinery, and automotive applications.
What are the specifications of the E-Z LOK 653-12-PK5 thread insert?
The E-Z LOK 653-12-PK5 is a 5-pack of heavy wall self-locking inserts with M12-1.75 internal threads and 3/4"-10 UNC external threads. It uses a metric internal/UNC external thread type, 2A external and 2B internal thread fits, and requires a 3/4"-10 tap. System of measurement is inch/metric.
Where to buy E-Z LOK 653-12-PK5 thread inserts worldwide?
3G Electric supplies the E-Z LOK 653-12-PK5 heavy wall thread insert to customers 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 this 5-pack of M12-1.75 inserts.
How to install an E-Z LOK heavy wall thread insert?
To install the E-Z LOK 653-12-PK5, drill out the damaged thread to 3/4"-10 tap size, then tap the hole with a 3/4"-10 UNC tap. Use the E-Z LOK installation tool to thread the insert into the tapped hole until it sits slightly below the surface. The self-locking design secures it without adhesives.
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.









