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APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 4 Keys, 9/16"-12 Int Thrd Sz, 7/8"-14 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 4 Keys, 9/16"-12 Int Thrd Sz, 7/8"-14 Ext Thrd Sz

APPROVED VENDOR Mil. Spec. Key-Locking Inserts, Extra Heavy Wall, 4 keys, 10 PK. Inch-system 18-8 insert with 9/16"-12 internal thread (3B fit) and 7/8"-14 external thread (2A fit), compatible with 7/8"-14 tap. Meets…

SKU 3G-OTH-531802

Brand
APPROVED VENDOR
Item
Key Locking Insert: Extra Heavy Wall, 4 Keys, 9/16"-12 Int Thrd Sz, 7/8"-14 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-076339
Type
10 PK
Keys
4
Wall Type
Extra Heavy Wall
Ext Thrd Sz
7/8"-14
Finish Type
Plain
Int Thrd Sz
9/16"-12
Thread Type
Coarse
Industry Standards
MS51832-102L
Compatible Tap Size
7/8"-14
External Thread Fit
2A
Internal Thread Fit
3B
Material Grade/Class
18-8
System of Measurement
Inch
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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, 4 keys, 10 PK. Inch-system 18-8 insert with 9/16"-12 internal thread (3B fit) and 7/8"-14 external thread (2A fit), compatible with 7/8"-14 tap. Meets MS51832-102L. 3G Electric interprets demand and delivers this genuine industrial part across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

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

APPROVED VENDOR Mil. Spec. Key-Locking Inserts repair or reinforce tapped holes in metal assemblies, especially where vibration could loosen standard threads. The extra heavy wall and four keys lock the insert securely in place. 3G Electric supplies this genuine part for aerospace, defense, and industrial maintenance applications worldwide.

What are the specifications of the APPROVED VENDOR Key Locking Insert 217-076339?

This 10-pack insert has an extra heavy wall, 9/16"-12 internal thread (3B fit), and 7/8"-14 external thread (2A fit). It is made of 18-8 stainless steel, meets MS51832-102L, and is compatible with a 7/8"-14 tap. 3G Electric sources this inch-system part for global delivery.

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 facility. Contact us to order the 217-076339 10-pack or other sizes. Our team interprets your demand and provides the right industrial solution.

How to install a key-locking insert?

Installation requires tapping the hole to the specified thread size (7/8"-14 for this insert), then winding the insert onto a driver tool until it is below the surface. The keys are then set into the parent material to prevent rotation. 3G Electric can advise on tooling and best practices for your application.

Used in

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Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

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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