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APPROVED VENDOR Key Locking Insert: Thin Wall, 2 Keys, M3-0.50 Int Thrd Sz, M5x0.8 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Thin Wall, 2 Keys, M3-0.50 Int Thrd Sz, M5x0.8 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a thin-wall, metric, 18-8 stainless steel insert with M3-0.50 internal thread and M5x0.8 external thread, supplied in a 10-pack. It features 2 keys, plain finish, coarse…

SKU 3G-OTH-531684

Brand
APPROVED VENDOR
Item
Key Locking Insert: Thin Wall, 2 Keys, M3-0.50 Int Thrd Sz, M5x0.8 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
Available to Order
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-076384
Type
M3-0.50 Int Thrd Sz, M5x0.8 Ext Thrd Sz, Plain, Plain, 10 PK
Keys
2
Wall Type
Thin Wall
Finish Type
Plain
Thread Type
Coarse
Industry Standards
Fed Std. H28/21, MJ Form
Compatible Tap Size
M5-0.80
External Thread Fit
2A
Internal Thread Fit
3B
Material Grade/Class
18-8
System of Measurement
Metric
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Key Locking Insert is a thin-wall, metric, 18-8 stainless steel insert with M3-0.50 internal thread and M5x0.8 external thread, supplied in a 10-pack. It features 2 keys, plain finish, coarse thread, and meets Fed Std. H28/21 and MJ Form standards. Compatible with M5-0.80 tap size, it has external thread fit 2A and internal thread fit 3B.

Frequently Asked Questions

What is an APPROVED VENDOR Key Locking Insert used for?

This thin-wall key locking insert repairs or strengthens threads in metal assemblies, typically in aerospace, defense, or industrial equipment. The 18-8 stainless steel construction and MJ thread form meet Fed Std. H28/21 for high-reliability applications. 3G Electric supplies this insert worldwide.

What are the specifications of the APPROVED VENDOR Key Locking Insert 217-076384?

This insert has M3-0.50 internal thread and M5x0.8 external thread, thin wall, 2 keys, plain finish, coarse thread, 18-8 stainless steel. It meets Fed Std. H28/21 and MJ Form standards, with external thread fit 2A and internal thread fit 3B. Compatible tap size is M5-0.80.

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 for pricing and lead time on this 10-pack thin-wall insert with M3-0.50 internal thread and M5x0.8 external thread.

How to install an APPROVED VENDOR Key Locking Insert?

Installation requires tapping the hole to the compatible tap size (M5-0.80), then using a key locking insert tool to drive the insert until the keys engage. Ensure the external thread fit 2A aligns with the parent material. 3G Electric can provide sourcing support for installation tooling.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
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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