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APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 4 Keys, #10-32 Int Thrd Sz, 7/16"-14 Ext Thrd Sz - Mil. Spec. Key-Locking Inserts
APPROVED VENDORMil. Spec. Key-Locking Inserts

APPROVED VENDOR Key Locking Insert: Extra Heavy Wall, 4 Keys, #10-32 Int Thrd Sz, 7/16"-14 Ext Thrd Sz

The APPROVED VENDOR Key Locking Insert is a Mil. Spec. key-locking insert with an Extra Heavy Wall, featuring 4 keys and a #10-32 internal thread size. It has a 7/16"-14 external thread size, plain finish, coarse…

SKU 3G-OTH-531766

Brand
APPROVED VENDOR
Item
Key Locking Insert: Extra Heavy Wall, 4 Keys, #10-32 Int Thrd Sz, 7/16"-14 Ext Thrd Sz
Category
Mil. Spec. Key-Locking Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
217-077533
Type
#10-32 Int Thrd Sz, Plain, 10 PK
Keys
4
Wall Type
Extra Heavy Wall
Ext Thrd Sz
7/16"-14
Finish Type
Plain
Thread Type
Coarse
Industry Standards
MS51832-201L
Compatible Tap Size
7/16"-14
External Thread Fit
2A
Internal Thread Fit
3B
Material Grade/Class
18-8
System of Measurement
Inch
View Full Spec Sheet

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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, featuring 4 keys and a #10-32 internal thread size. It has a 7/16"-14 external thread size, plain finish, coarse thread type, and is made of 18-8 material. This 10-pack insert meets MS51832-201L standards, with external thread fit 2A and internal thread fit 3B, compatible with a 7/16"-14 tap size.

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, especially where vibration loosens standard threads. The extra heavy wall and 4 keys lock the insert securely in place. It is commonly used in aerospace, defense, and industrial equipment requiring MS51832-201L compliance.

What are the specifications of the APPROVED VENDOR 217-077533 Key Locking Insert?

This 10-pack insert has an extra heavy wall, 4 keys, #10-32 internal thread, and 7/16"-14 external thread. It is made of 18-8 stainless steel with plain finish, coarse thread, external fit 2A, internal fit 3B, and meets MS51832-201L standards. Compatible tap size is 7/16"-14.

Where to buy APPROVED VENDOR Key Locking Inserts worldwide?

3G Electric supplies and delivers APPROVED VENDOR key locking inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility. Contact us for availability and lead time on this MS51832-201L insert.

How to install an APPROVED VENDOR Key Locking Insert?

Installation requires tapping a hole to the compatible tap size (7/16"-14), then winding the insert into the tapped hole using a key-locking insert tool. The 4 keys lock into the parent material to prevent rotation. Follow standard Mil. Spec. installation procedures for MS51832-201L inserts.

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.
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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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