SEMS Screw: Internal Tooth, M2.5x0.45 Thread Size, 6 mm Lg, Stainless Steel
The SEMS Screw: Internal Tooth (SKU 849C19, MPN 1-MPI-2.5-6) is a machine screw with an internal tooth lock washer, featuring an M2.5x0.45 thread size, 6 mm length, stainless steel construction with passivated…
SKU 3G-OTH-532093
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Product Description
The SEMS Screw: Internal Tooth (SKU 849C19, MPN 1-MPI-2.5-6) is a machine screw with an internal tooth lock washer, featuring an M2.5x0.45 thread size, 6 mm length, stainless steel construction with passivated finish, pan head, and #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 internal tooth lock washer used for?
A SEMS screw with an internal tooth lock washer is used to fasten components while resisting loosening from vibration. The pre-assembled 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 M2.5x0.45 6 mm?
This SEMS screw has an M2.5x0.45 thread size, 6 mm length, stainless steel construction with passivated finish, pan head, and #1 drive size. It includes an internal tooth lock washer and comes in a 25-piece pack. The manufacturer part number is 1-MPI-2.5-6.
Where to buy SEMS screws with internal tooth lock washers worldwide?
3G Electric supplies SEMS screws with internal tooth lock washers worldwide. As a global industrial solutions provider, we handle logistics, customs, and delivery to your location. Contact us to order the SEMS screw M2.5x0.45 6 mm (SKU 849C19) or other sizes from the SEMS brand.
How to select the correct SEMS screw size for an assembly?
To select the correct SEMS screw, match the thread size (e.g., M2.5x0.45), length (6 mm), and head type (pan) to your application's hole and torque requirements. The internal tooth lock washer is pre-assembled, so ensure the drive size (#1) fits your tool. Consult the manufacturer's torque specs for stainless steel fasteners.
SEMS Products
3G Electric supplies SEMS machine screws with internal tooth lock washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









