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APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, 1/4"-28 Int Thrd Sz, 7/16"-14 Ext Thrd Sz - Stainless Steel Key-Locking Inserts
APPROVED VENDORStainless Steel Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, 1/4"-28 Int Thrd Sz, 7/16"-14 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a stainless steel 303 heavy-wall insert with 4 keys, plain finish, and coarse threads. It has a 1/4"-28 internal thread size and a 7/16"-14 external thread size with 2A/2B…

SKU 3G-OTH-535628

Brand
APPROVED VENDOR
Item
Key Locking Insert: Heavy Wall, 4 Keys, 1/4"-28 Int Thrd Sz, 7/16"-14 Ext Thrd Sz
Category
Stainless Steel Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
215-066502
Type
Plain, 10 PK
Keys
4
Wall Type
Heavy Wall
Ext Thrd Sz
7/16"-14
Finish Type
Plain
Int Thrd Sz
1/4"-28
Thread Type
Coarse
Compatible Tap Size
7/16"-14
External Thread Fit
2A
Internal Thread Fit
2B
Material Grade/Class
303
System of Measurement
Inch
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Key Locking Insert is a stainless steel 303 heavy-wall insert with 4 keys, plain finish, and coarse threads. It has a 1/4"-28 internal thread size and a 7/16"-14 external thread size with 2A/2B fits, compatible with a 7/16"-14 tap. Supplied in a 10-pack (MPN 215-066502), this inch-system insert is designed for thread repair in demanding industrial applications.

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 a key locking insert used for?

A key locking insert repairs or reinforces damaged internal threads in metal components. The APPROVED VENDOR heavy-wall insert with 4 keys provides a permanent thread repair solution for demanding industrial applications, preventing fastener loosening under vibration.

What are the specifications of the APPROVED VENDOR key locking insert?

This insert has a 1/4"-28 internal thread size and 7/16"-14 external thread size with 2A/2B fits. It is made from stainless steel 303, has a heavy wall, 4 keys, plain finish, and coarse threads. Supplied in a 10-pack (MPN 215-066502), it is compatible with a 7/16"-14 tap.

Where to buy APPROVED VENDOR key locking inserts worldwide?

3G Electric supplies the APPROVED VENDOR key locking insert (MPN 215-066502) to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility, ensuring you receive genuine industrial thread repair components for your maintenance needs.

How to install a key locking insert?

Installation requires tapping the hole to the specified compatible tap size (7/16"-14), then driving the insert into the tapped hole using a proper installation tool. The 4 keys lock into the parent material to prevent rotation. Follow standard thread repair practices for best results.

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 stainless steel 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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