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APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, #10-24 Int Thrd Sz, 3/8"-16 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, #10-24 Int Thrd Sz, 3/8"-16 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a heavy-wall, inch-system mil-spec insert (MS51832-207) with 4 keys, #10-24 internal thread size, and 3/8"-16 external thread size. Supplied in a 10-pack with plain finish…

SKU 3G-OTH-531625

Brand
APPROVED VENDOR
Item
Key Locking Insert: Heavy Wall, 4 Keys, #10-24 Int Thrd Sz, 3/8"-16 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-077301
Type
#10-24 Int Thrd Sz, Plain, Plain, 10 PK
Keys
4
Wall Type
Heavy Wall
Ext Thrd Sz
3/8"-16
Finish Type
Plain
Thread Type
Coarse
Industry Standards
MS51832-207
Compatible Tap Size
3/8"-16
External Thread Fit
2A
Internal Thread Fit
3B
Material Grade/Class
18-8
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 heavy-wall, inch-system mil-spec insert (MS51832-207) with 4 keys, #10-24 internal thread size, and 3/8"-16 external thread size. Supplied in a 10-pack with plain finish, it is made from 18-8 material with 2A external and 3B internal thread fits, compatible with a 3/8"-16 tap.

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 an APPROVED VENDOR key locking insert used for?

This heavy-wall key locking insert repairs or reinforces tapped threads in metal assemblies, meeting mil-spec MS51832-207. It is used in aerospace, defense, and industrial equipment where a secure, removable thread is required. 3G Electric supplies this insert worldwide for maintenance and production applications.

What are the specifications of the APPROVED VENDOR key locking insert 217-077301?

This insert has a #10-24 internal thread size and 3/8\"-16 external thread size, with 4 keys and a heavy wall. It is made from 18-8 stainless steel, plain finish, with 2A external and 3B internal thread fits. It complies with MS51832-207 and is supplied in a 10-pack.

Where to buy APPROVED VENDOR key locking inserts worldwide?

3G Electric sources and delivers APPROVED VENDOR key locking inserts worldwide, handling logistics and customs clearance. We provide genuine mil-spec inserts like the 217-077301 for industrial, aerospace, and defense customers globally. Contact us for pricing and lead time.

How to install a key locking insert?

Installation requires tapping the hole to the specified external thread size (3/8\"-16), then driving the insert using a compatible installation tool until the keys engage. Ensure the insert is flush or slightly below the surface. 3G Electric supplies the insert; consult the manufacturer's instructions for torque and 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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