APPROVED VENDOR Key Locking Insert: Thin Wall, 2 Keys, 1/4"-20 Int Thrd Sz, 3/8"-16 Ext Thrd Sz
The APPROVED VENDOR Key Locking Insert is a thin-wall steel insert with 2 keys, featuring a 3/8"-16 external thread (2A fit) and a 1/4"-20 internal thread (2B fit). Made from C1215 steel with a zinc phosphate finish…
SKU 3G-OTH-528469
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Product Description
The APPROVED VENDOR Key Locking Insert is a thin-wall steel insert with 2 keys, featuring a 3/8"-16 external thread (2A fit) and a 1/4"-20 internal thread (2B fit). Made from C1215 steel with a zinc phosphate finish, it is supplied in a 10-pack (MPN 215-065922) and is compatible with a 3/8"-16 tap.
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 a key locking insert used for?
A key locking insert is used to repair or reinforce tapped threads in metal assemblies, providing a durable steel thread that resists vibration loosening. The APPROVED VENDOR thin-wall insert with 2 keys is ideal for applications requiring a 1/4"-20 internal thread and 3/8"-16 external thread, common in industrial machinery and equipment.
What are the specifications of the APPROVED VENDOR key locking insert?
The APPROVED VENDOR key locking insert (MPN 215-065922) is a thin-wall steel insert with 2 keys. It has a 3/8"-16 external thread (2A fit) and a 1/4"-20 internal thread (2B fit). Made from C1215 steel with a zinc phosphate finish, it is compatible with a 3/8"-16 tap and supplied in a 10-pack.
Where to buy APPROVED VENDOR key locking inserts worldwide?
3G Electric supplies APPROVED VENDOR key locking inserts worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner across 14 industrial departments, we provide genuine parts like the 215-065922 10-pack with zinc phosphate finish. Contact us for availability and lead time to your location.
How to install a key locking insert?
To install a key locking insert, tap the hole to the specified compatible tap size (3/8"-16 for this APPROVED VENDOR insert), then use a driver tool to thread the insert into the hole until the keys engage. Ensure the external thread fit (2A) aligns properly. The zinc phosphate finish aids lubrication during installation. Always follow manufacturer guidelines for torque.
Used in
Common applications for APPROVED VENDORAPPROVED VENDOR Products
3G Electric supplies APPROVED VENDOR steel key-locking inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









