SEMS M4x0.70 x 25 mm Stainless Steel Pan Head Machine Screw with
The SEMS Screw: Internal Tooth (SKU 1-MPI-4-25, MPN 1-MPI-4-25) is a machine screw with an integrated internal tooth lock washer, featuring an M4x0.70 thread size, 25 mm length, stainless steel construction with…
SKU 3G-OTH-532104
Also listed as: 1MPI425 · 1 MPI 4 25
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SEMS Screw: Internal Tooth (SKU 1-MPI-4-25, MPN 1-MPI-4-25) is a machine screw with an integrated internal tooth lock washer, featuring an M4x0.70 thread size, 25 mm length, stainless steel construction with passivated finish, pan head, #2 drive size, and supplied in a 5-pack.
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 integrated washer bites into the mating surface, making it ideal for industrial assemblies in machinery, electrical panels, and automotive applications where a secure, permanent joint is required.
What are the specifications of the SEMS screw M4x0.70 25 mm?
This SEMS screw has an M4x0.70 thread size, 25 mm length, stainless steel construction with passivated finish, pan head, #2 drive size, and includes an integrated internal tooth lock washer. It is supplied in a 5-pack with manufacturer part number 1-MPI-4-25.
Where to buy SEMS screws with internal tooth lock washer worldwide?
3G Electric supplies SEMS screws with internal tooth lock washer worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this SEMS brand fastener to your facility. Contact us for pricing and lead time on this M4x0.70, 25 mm stainless steel screw.
How to select the correct SEMS screw size for an assembly?
To select the correct SEMS screw, match the thread size (e.g., M4x0.70) and length (e.g., 25 mm) to the hole depth and material thickness. Ensure the drive size (#2) fits your tooling. The integrated internal tooth lock washer eliminates the need for a separate washer, simplifying installation in vibration-prone applications.
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.
