We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, 1/2"-20 Int Thrd Sz, 3/4"-16 Ext Thrd Sz - Stainless Steel Key-Locking Inserts
APPROVED VENDORStainless Steel Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, 1/2"-20 Int Thrd Sz, 3/4"-16 Ext Thrd Sz

APPROVED VENDOR Stainless Steel Key-Locking Inserts, Heavy Wall type, with 4 keys, plain finish, and a 10-pack quantity. Each insert has a 1/2"-20 internal thread size and a 3/4"-16 external thread size, with a 2A…

SKU 3G-OTH-535621

Brand
APPROVED VENDOR
Item
Key Locking Insert: Heavy Wall, 4 Keys, 1/2"-20 Int Thrd Sz, 3/4"-16 Ext Thrd Sz
Category
Stainless Steel Key-Locking Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
215-066506
Type
Plain, 10 PK
Keys
4
Wall Type
Heavy Wall
Ext Thrd Sz
3/4"-16
Finish Type
Plain
Int Thrd Sz
1/2"-20
Thread Type
Coarse
Compatible Tap Size
3/4"-16
External Thread Fit
2A
Internal Thread Fit
2B
Material Grade/Class
303
System of Measurement
Inch
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

APPROVED VENDOR Stainless Steel Key-Locking Inserts, Heavy Wall type, with 4 keys, plain finish, and a 10-pack quantity. Each insert has a 1/2"-20 internal thread size and a 3/4"-16 external thread size, with a 2A external and 2B internal thread fit, made from 303 stainless steel in inch measurements.

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 tapped holes in softer materials. The external keys lock the insert into the parent material, preventing rotation under vibration or load. APPROVED VENDOR heavy wall inserts with 4 keys provide a durable, permanent thread repair solution for industrial applications.

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

This heavy wall insert has a 1/2"-20 internal thread and a 3/4"-16 external thread, with 2A external and 2B internal thread fits. It is made from 303 stainless steel, has a plain finish, includes 4 keys, and comes in a 10-pack. The compatible tap size is 3/4"-16.

Where to buy APPROVED VENDOR key locking inserts worldwide?

3G Electric supplies APPROVED VENDOR key locking inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 10-pack of heavy wall, 4-key inserts.

How to install a key locking insert?

Installation requires drilling the hole to the specified tap size, tapping threads with the compatible tap, then driving the insert into the hole using a key locking insert tool. The keys are set into the parent material using a key setting tool to prevent rotation. Follow standard thread repair procedures 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from APPROVED VENDOR

View all APPROVED VENDOR parts →
Key Locking Insert: Thin Wall, 4 Keys, 3/8"-24 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066524). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 1/2"-13; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
APPROVED VENDOR
Key Locking Insert: Thin Wall, 4 Keys, 3/8"-24 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066524). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 1/2"-13; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
Key Locking Insert: Thin Wall, 4 Keys, 5/16"-24 Int Thrd Sz, 7/16"-14 Ext Thrd Sz, Plain, 10 PK (MPN 215-066523). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 7/16"-14; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
APPROVED VENDOR
Key Locking Insert: Thin Wall, 4 Keys, 5/16"-24 Int Thrd Sz, 7/16"-14 Ext Thrd Sz, Plain, 10 PK (MPN 215-066523). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 7/16"-14; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
Key Locking Insert: Thin Wall, 4 Keys, 3/8"-16 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066324). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 1/2"-13; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
APPROVED VENDOR
Key Locking Insert: Thin Wall, 4 Keys, 3/8"-16 Int Thrd Sz, 1/2"-13 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066324). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 1/2"-13; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
Key Locking Insert: Thin Wall, 4 Keys, M10x1.25 Int Thrd Sz, M14x1.5 Ext Thrd Sz, Plain, 10 PK (MPN 215-066155). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: M14x1.5; Drill Bit Size: 11-1/2 mm; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: C1215; System of Measurement: Metric.
APPROVED VENDOR
Key Locking Insert: Thin Wall, 4 Keys, M10x1.25 Int Thrd Sz, M14x1.5 Ext Thrd Sz, Plain, 10 PK (MPN 215-066155). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: M14x1.5; Drill Bit Size: 11-1/2 mm; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: C1215; System of Measurement: Metric.
Key Locking Insert: Thin Wall, 2 Keys, 1/4"-28 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066522). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 3/8"-16; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
APPROVED VENDOR
Key Locking Insert: Thin Wall, 2 Keys, 1/4"-28 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066522). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 3/8"-16; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Fine.
Key Locking Insert: Thin Wall, 2 Keys, 10"-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066521). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 5/16"-18; External Thread Fit: 2A; Internal Thread Fit: 2B; Internal Thread Size: 10"-32; Material Grade/Class: 303; System of Measurement: Inch.
APPROVED VENDOR
Key Locking Insert: Thin Wall, 2 Keys, 10"-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066521). Key specifications — Wall Type: Thin Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 5/16"-18; External Thread Fit: 2A; Internal Thread Fit: 2B; Internal Thread Size: 10"-32; Material Grade/Class: 303; System of Measurement: Inch.
Key Locking Insert: Heavy Wall, 2 Keys, 10"-32 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066101). Key specifications — Wall Type: Heavy Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 3/8"-16; External Thread Fit: 2A; Internal Thread Fit: 2B; Internal Thread Size: 10"-32; Material Grade/Class: C1215; System of Measurement: Inch.
APPROVED VENDOR
Key Locking Insert: Heavy Wall, 2 Keys, 10"-32 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, Plain, Plain, 10 PK (MPN 215-066101). Key specifications — Wall Type: Heavy Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 3/8"-16; External Thread Fit: 2A; Internal Thread Fit: 2B; Internal Thread Size: 10"-32; Material Grade/Class: C1215; System of Measurement: Inch.
Key Locking Insert: Heavy Wall, 4 Keys, 1/4"-20 Int Thrd Sz, 7/16"-14 Ext Thrd Sz, Plain, 10 PK (MPN 215-066302). Key specifications — Wall Type: Heavy Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 7/16"-14; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Coarse.
APPROVED VENDOR
Key Locking Insert: Heavy Wall, 4 Keys, 1/4"-20 Int Thrd Sz, 7/16"-14 Ext Thrd Sz, Plain, 10 PK (MPN 215-066302). Key specifications — Wall Type: Heavy Wall; Brand: APPROVED VENDOR; Compatible Tap Size: 7/16"-14; External Thread Fit: 2A; Internal Thread Fit: 2B; Material Grade/Class: 303; System of Measurement: Inch; Thread Type: Coarse.