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APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 4 Keys, 7/16"-20 Int Thrd Sz, 11/16"-11 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 4 Keys, 7/16"-20 Int Thrd Sz, 11/16"-11 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a Mil. Spec. key-locking insert with an Extra Heavy Wall, supplied in a 10 PK. It features a 7/16"-20 internal thread size and an 11/16"-11 external thread size, with 4 keys…

SKU 3G-OTH-531654

Brand
APPROVED VENDOR
Item
Key Locking Insert: Extra Heavy Wall, 4 Keys, 7/16"-20 Int Thrd Sz, 11/16"-11 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-076537
Type
10 PK
Keys
4
Wall Type
Extra Heavy Wall
Ext Thrd Sz
11/16"-11
Finish Type
Plain
Int Thrd Sz
7/16"-20
Thread Type
Coarse
Industry Standards
MS51832-111L
Compatible Tap Size
11/16"-11
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 Mil. Spec. key-locking insert with an Extra Heavy Wall, supplied in a 10 PK. It features a 7/16"-20 internal thread size and an 11/16"-11 external thread size, with 4 keys, a plain finish, and 18-8 material grade. This inch-system insert meets MS51832-111L standards, with a compatible tap size of 11/16"-11, external thread fit 2A, and internal thread fit 3B.

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 Mil. Spec. key-locking insert repairs or strengthens threads in metal assemblies, typically in aerospace, defense, and heavy machinery. The extra heavy wall and 4 keys provide high pull-out resistance. 3G Electric supplies this insert for critical fastening applications worldwide.

What are the specifications of the APPROVED VENDOR Key Locking Insert 217-076537?

This 10-pack insert has a 7/16"-20 internal thread and 11/16"-11 external thread, with an extra heavy wall, 4 keys, plain finish, and 18-8 stainless steel. It meets MS51832-111L standards, with external thread fit 2A and internal thread fit 3B. Compatible tap size is 11/16"-11.

Where to buy APPROVED VENDOR Key Locking Inserts worldwide?

3G Electric supplies APPROVED VENDOR Key Locking Inserts to global customers. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this MS51832-111L insert. We source genuine industrial fasteners for demanding applications.

How to install an APPROVED VENDOR Key Locking Insert?

Install using a compatible tap (11/16"-11) to prepare the hole, then thread the insert in with a key-locking insert tool until the keys engage. Ensure the external thread fit is 2A for proper locking. 3G Electric can provide sourcing support for installation 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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