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APPROVED VENDOR Key Locking Insert: Thin Wall, 2 Keys, #8-32 Int Thrd Sz, 1/4"-20 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"-20 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a thin-wall, mil-spec key-locking insert with a #8-32 internal thread size and a 1/4"-20 external thread size, supplied in a 10-pack. It features 2 keys, a plain finish…

SKU 3G-OTH-531622

Brand
APPROVED VENDOR
Item
Key Locking Insert: Thin Wall, 2 Keys, #8-32 Int Thrd Sz, 1/4"-20 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-076288
Type
#8-32 Int Thrd Sz, Plain, Plain, 10 PK
Keys
2
Wall Type
Thin Wall
Ext Thrd Sz
1/4"-20
Finish Type
Plain
Thread Type
Coarse
Industry Standards
MIL-I-45914A (MS51830)
Compatible Tap Size
1/4"-20
External Thread Fit
2A
Internal Thread Fit
3B
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 thin-wall, mil-spec key-locking insert with a #8-32 internal thread size and a 1/4"-20 external thread size, supplied in a 10-pack. It features 2 keys, a plain finish, coarse thread type, and is made from 303-grade material with 2A external and 3B internal thread fits. This inch-system insert meets MIL-I-45914A (MS51830) standards and is compatible with a 1/4"-20 tap size.

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 threads in metal assemblies, typically in aerospace, defense, or industrial equipment. The APPROVED VENDOR thin-wall insert with 2 keys provides a permanent, high-strength thread in soft materials like aluminum, meeting MIL-I-45914A (MS51830) standards for critical applications.

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

This thin-wall insert has a #8-32 internal thread and 1/4"-20 external thread, with 2 keys, plain finish, and coarse thread type. It is made from 303-grade material with 2A external and 3B internal thread fits, compatible with a 1/4"-20 tap size, and meets MIL-I-45914A (MS51830) standards.

Where to buy APPROVED VENDOR key locking inserts worldwide?

3G Electric supplies APPROVED VENDOR key locking inserts worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner across 14 industrial departments, we provide genuine mil-spec inserts like this 10-pack, ensuring compliance with MIL-I-45914A (MS51830) for your procurement needs.

How to install a key locking insert?

Installation requires drilling to the specified tap size (1/4"-20), tapping the hole, then inserting the insert using a driver tool. The 2 keys lock into the parent material to prevent rotation. Follow MIL-I-45914A guidelines for torque and depth; use thread locking compound for vibration resistance in critical assemblies.

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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