OEM Mil
The APPROVED VENDOR Key Locking Insert is a Mil. Spec. key-locking insert with an Extra Heavy Wall, supplied in a 10 PK. It features 4 keys, a 1/2"-20 internal thread size, a 13/16"-16 external thread size, and meets…
SKU 3G-OTH-531767
Also listed as: 217077538 · 217 077538
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The APPROVED VENDOR Key Locking Insert is a Mil. Spec. key-locking insert with an Extra Heavy Wall, supplied in a 10 PK. It features 4 keys, a 1/2"-20 internal thread size, a 13/16"-16 external thread size, and meets MS51832-206L. Made from 18-8 material with a Plain finish, it has an external thread fit of 2A and internal thread fit of 3B.
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 an APPROVED VENDOR Key Locking Insert used for?
This Mil. Spec. key-locking insert repairs or reinforces tapped holes in metal assemblies, especially where vibration could loosen standard threads. The extra heavy wall and 4 keys provide high pull-out resistance. It is commonly used in aerospace, defense, and industrial equipment requiring MS51832-206L compliance.
What are the specifications of the APPROVED VENDOR Key Locking Insert 217-077538?
This 10-pack insert has a 1/2"-20 internal thread and 13/16"-16 external thread, with an extra heavy wall. It is made from 18-8 stainless steel, plain finish, with external thread fit 2A and internal thread fit 3B. It meets Mil. Spec. MS51832-206L and requires a 13/16"-16 tap.
Where to buy APPROVED VENDOR Key Locking Inserts worldwide?
3G Electric supplies APPROVED VENDOR key locking inserts to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial sourcing partner, we provide genuine Mil. Spec. inserts like the 217-077538 with 18-8 material and extra heavy wall construction.
How to install an APPROVED VENDOR Key Locking Insert?
First, tap the hole to the compatible tap size (13/16"-16 for this insert). Then, screw the insert into the tapped hole using a key-locking insert installation tool. After installation, the 4 keys are set into the parent material to prevent rotation. Use a thread locking compound for critical applications.
OEM Products
3G Electric supplies OEM mil. spec. key-locking inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.