SEMS Screw: External Tooth, M3x0.50 Thread Size, 6 mm Lg, Stainless Steel, Passivated
The SEMS Screw: External Tooth (SKU 849AP9, MPN 1-MPE-3-6) is a machine screw with an integrated external tooth lock washer, featuring an M3x0.50 thread size, 6 mm length, stainless steel construction, passivated…
SKU 3G-OTH-528611
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Product Description
The SEMS Screw: External Tooth (SKU 849AP9, MPN 1-MPE-3-6) is a machine screw with an integrated external tooth lock washer, featuring an M3x0.50 thread size, 6 mm length, stainless steel construction, passivated finish, and a pan head with a #1 drive size, supplied in a 25-piece pack.
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 SEMS screw with external tooth lock washer used for?
A SEMS screw with an external tooth lock washer is used to fasten components while resisting loosening from vibration. The integrated washer bites into the mating surface, making it ideal for industrial assemblies in machinery, electrical panels, and automotive applications where reliable clamping is critical.
What are the specifications of the SEMS screw M3x0.50 6 mm?
This SEMS screw has an M3x0.50 thread size, 6 mm length, stainless steel construction with a passivated finish, pan head, and #1 drive size. It includes an integrated external tooth lock washer and is supplied in a 25-piece pack. The manufacturer part number is 1-MPE-3-6.
Where to buy SEMS screws in worldwide?
3G Electric supplies SEMS screws worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine fasteners like the SEMS screw M3x0.50 6 mm (SKU 849AP9) and deliver to any location. Contact us for availability and lead time.
How to install a SEMS screw with external tooth lock washer?
Install a SEMS screw by driving it into a pre-tapped hole or with a nut using a #1 drive tool. The integrated external tooth washer embeds into the surface as you tighten, providing vibration resistance. Avoid over-torquing to prevent stripping the stainless steel threads. Use standard torque values for M3 fasteners.
SEMS Products
3G Electric supplies SEMS machine screws with external tooth lock washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









