SEMS Screw: Internal Tooth, #8-32 Thread Size, 1/4 in Lg, Steel, Zinc-Plated
The SEMS Screw: Internal Tooth is a #8-32 thread size, 1/4 in long, steel, zinc-plated, pan-head Phillips machine screw with an internal tooth lock washer, supplied in a 100-piece pack (MPN MPPII0-800250-100P). It…
SKU 3G-OTH-532080
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Product Description
The SEMS Screw: Internal Tooth is a #8-32 thread size, 1/4 in long, steel, zinc-plated, pan-head Phillips machine screw with an internal tooth lock washer, supplied in a 100-piece pack (MPN MPPII0-800250-100P). It features a #2 drive size and is designed for applications requiring a pre-assembled fastener that resists loosening under vibration.
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 in industrial assembly to resist loosening under vibration. The pre-assembled washer bites into the mating surface, making it ideal for machinery, panels, and electrical enclosures where a reliable, shake-proof fastener is required.
What are the specifications of the SEMS screw #8-32 x 1/4 in?
This SEMS screw has a #8-32 thread size, 1/4 in length, steel construction with zinc plating, a pan Phillips head, and a #2 drive size. It includes an internal tooth lock washer and comes in a 100-piece pack (MPN MPPII0-800250-100P).
Where to buy SEMS screws #8-32 worldwide?
3G Electric supplies SEMS screws #8-32 x 1/4 in worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine fasteners like this SEMS screw to your facility, regardless of location.
How to install a SEMS screw with internal tooth lock washer?
Install a SEMS screw by driving it with a #2 Phillips bit into a pre-tapped or threaded hole. The internal tooth washer is pre-assembled under the pan head; tighten to the recommended torque for #8-32 steel fasteners. The washer bites into the surface to prevent loosening from vibration.
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.









