E-Z LOK Self Locking Thread Insert: Heavy Wall, 5/8"-11 Int Thrd Sz, 7/8"-9 Ext Thrd Sz

E-Z LOK Self Locking Thread Inserts repair or reinforce stripped or worn internal threads in metal assemblies. The heavy-wall design provides maximum pull-out strength for demanding industrial applications such as heavy machinery, automotive, and aerospace maintenance. 3G Electric supplies this genuine OEM part (MPN 303-10-PK5) across 14 industrial departments.

The E-Z LOK 303-10-PK5 is a heavy-wall, plain-style thread insert in a 5-pack. It has a 5/8"-11 internal thread size and a 7/8"-9 external thread size, both coarse inch threads. External thread fit is 2A; internal thread fit is 2B. Compatible tap size is 7/8"-9. System of measurement is inch.

3G Electric sources and delivers 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 for availability and lead time on the E-Z LOK 303-10-PK5 or other heavy-wall inserts.

Install E-Z LOK heavy wall thread inserts by tapping the hole to the specified compatible tap size (7/8"-9 for this insert), then driving the insert into the tapped hole using the appropriate installation tool. The self-locking feature secures the insert without adhesives. Always follow the manufacturer's instructions for torque and depth.