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APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 2 Keys, #6-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 2 Keys, #6-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz

APPROVED VENDOR Mil. Spec. Key-Locking Inserts, Extra Heavy Wall, with 2 keys, #6-32 internal thread size, 5/16"-18 external thread size, plain finish, 10 PK. Meets MIL-I-45914A (MS51832) standards. Material…

SKU 3G-OTH-531619

Brand
APPROVED VENDOR
Item
Key Locking Insert: Extra Heavy Wall, 2 Keys, #6-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-077331
Type
#6-32 Int Thrd Sz, Plain, 10 PK
Keys
2
Wall Type
Extra Heavy Wall
Ext Thrd Sz
5/16"-18
Finish Type
Plain
Thread Type
Coarse
Industry Standards
MIL-I-45914A (MS51832)
Compatible Tap Size
5/16"-18
External Thread Fit
2A
Internal Thread Fit
3B
Material Grade/Class
303
System of Measurement
Inch
View Full Spec Sheet

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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

APPROVED VENDOR Mil. Spec. Key-Locking Inserts, Extra Heavy Wall, with 2 keys, #6-32 internal thread size, 5/16"-18 external thread size, plain finish, 10 PK. Meets MIL-I-45914A (MS51832) standards. Material Grade/Class 303, inch system, external thread fit 2A, internal thread fit 3B.

Frequently Asked Questions

What is a Mil. Spec. Key-Locking Insert used for?

APPROVED VENDOR Mil. Spec. Key-Locking Inserts repair or reinforce stripped threads in metal assemblies, especially in aerospace and defense applications. The extra heavy wall and two keys provide high pull-out resistance, meeting MIL-I-45914A (MS51832) standards for critical threaded joints.

What are the specifications of the APPROVED VENDOR Key Locking Insert 217-077331?

This insert has an extra heavy wall, #6-32 internal thread, 5/16"-18 external thread, plain finish, and includes 2 keys. It meets MIL-I-45914A (MS51832), is made from 303 stainless steel, and has external thread fit 2A with internal thread fit 3B. Sold in a 10-pack.

Where to buy APPROVED VENDOR Key Locking Inserts worldwide?

3G Electric supplies APPROVED VENDOR Key Locking Inserts worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 217-077331 10-pack.

How to install a key-locking insert?

Installation requires drilling to the compatible tap size (5/16"-18), tapping the hole, then threading the insert using a driver tool. Once seated, drive the two keys into the parent material to lock the insert against rotation. Follow MIL-I-45914A guidelines for torque and depth.

Used in

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APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR mil. spec. key-locking inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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