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APPROVED VENDOR Key Locking Insert: Thin Wall, 2 Keys, #8-32 Int Thrd Sz, 1/4"-28 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Thin Wall, 2 Keys, #8-32 Int Thrd Sz, 1/4"-28 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a thin-wall, mil. spec. insert with #8-32 internal thread size and 1/4"-28 external thread size, featuring 2 keys and a plain finish. Supplied in a 10-pack, it meets…

SKU 3G-OTH-531751

Brand
APPROVED VENDOR
Item
Key Locking Insert: Thin Wall, 2 Keys, #8-32 Int Thrd Sz, 1/4"-28 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-076286
Type
#8-32 Int Thrd Sz, Plain, Plain, 10 PK
Keys
2
Wall Type
Thin Wall
Ext Thrd Sz
1/4"-28
Finish Type
Plain
Thread Type
Coarse
Industry Standards
MS51830-104
Compatible Tap Size
1/4"-28
External Thread Fit
2A
Internal Thread Fit
3B
Material Grade/Class
18-8
System of Measurement
Inch
View Full Spec Sheet

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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, mil. spec. insert with #8-32 internal thread size and 1/4"-28 external thread size, featuring 2 keys and a plain finish. Supplied in a 10-pack, it meets MS51830-104 standards, with 18-8 material, 2A external and 3B internal thread fits, and is compatible with a 1/4"-28 tap.

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, and industrial equipment. The two keys lock it in place to prevent rotation under vibration. It meets mil. spec. MS51830-104 for reliable performance in demanding applications.

What are the specifications of the APPROVED VENDOR Key Locking Insert 217-076286?

This insert has a #8-32 internal thread size and a 1/4"-28 external thread size, with 2A external and 3B internal thread fits. It is made from 18-8 stainless steel, has a plain finish, and meets MS51830-104 standards. Supplied in a 10-pack, it is compatible with a 1/4"-28 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 solutions provider, we source and deliver genuine mil. spec. inserts like the MS51830-104 thin-wall type to meet your procurement needs.

How to install a thin-wall key locking insert?

Installation requires tapping the hole to the compatible tap size (1/4"-28 for this insert), then using a key locking insert tool to drive the insert into the tapped hole. The two keys are then set into the parent material to lock the insert. Always follow the manufacturer's instructions for proper thread engagement and torque.

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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