APPROVED VENDOR Key Locking Insert: Heavy Wall, 4 Keys, M4-0.70 Int Thrd Sz, M8x1.25 Ext Thrd Sz
The APPROVED VENDOR Key Locking Insert is a heavy-wall, mil. spec. insert with 4 keys, M4-0.70 internal thread size, M8x1.25 external thread size, plain finish, and 18-8 material. It meets Fed Std. H28/21 and MJ Form…
SKU 3G-OTH-531801
- 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
- Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
- Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
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Deskripsi Produk
The APPROVED VENDOR Key Locking Insert is a heavy-wall, mil. spec. insert with 4 keys, M4-0.70 internal thread size, M8x1.25 external thread size, plain finish, and 18-8 material. It meets Fed Std. H28/21 and MJ Form standards, with a 2A external and 3B internal thread fit, compatible with M8x1.25 tap size, sold in a 10-pack (MPN 217-077363).
Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.
Pertanyaan yang Sering Diajukan
What is an APPROVED VENDOR key locking insert used for?
This heavy-wall key locking insert with 4 keys is used to repair or reinforce threaded holes in metal assemblies, particularly in aerospace and defense applications. It meets Fed Std. H28/21 and MJ Form standards, ensuring reliable thread engagement for M4-0.70 internal and M8x1.25 external threads.
What are the specifications of the APPROVED VENDOR key locking insert?
This insert has an M4-0.70 internal thread size and M8x1.25 external thread size, with a heavy wall, plain finish, and 18-8 material grade. It features 4 keys, a 2A external thread fit, 3B internal thread fit, and meets Fed Std. H28/21 and MJ Form standards. Sold in a 10-pack (MPN 217-077363).
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 10-pack (MPN 217-077363).
How to install an APPROVED VENDOR key locking insert?
Installation requires tapping the hole to M8x1.25, then using a compatible installation tool to drive the insert until the keys engage. Ensure the external thread fit is 2A and internal fit is 3B for proper locking. Follow standard mil-spec practices for key locking inserts to avoid cross-threading.
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3G Electric memasok APPROVED VENDOR mil. spec. key-locking inserts. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.









