SEMS Screw: Internal Tooth, #2-56 Thread Size, 1/4 in Lg, Steel, Zinc-Plated
The SEMS Screw: Internal Tooth is a #2-56 thread size, 1/4 in long, steel, zinc-plated, pan-head Phillips machine screw with an internal tooth lock washer, supplied in a 50-piece pack (MPN MPPII0-200250-050P). It…
SKU 3G-OTH-532057
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Product Description
The SEMS Screw: Internal Tooth is a #2-56 thread size, 1/4 in long, steel, zinc-plated, pan-head Phillips machine screw with an internal tooth lock washer, supplied in a 50-piece pack (MPN MPPII0-200250-050P). It features a #1 drive size and is designed for applications requiring a pre-assembled fastener that resists loosening under vibration.
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, electrical enclosures, and panel applications where fastener retention is critical.
What are the specifications of the SEMS screw #2-56 x 1/4 in?
This SEMS screw has a #2-56 thread size, 1/4 in length, steel construction with zinc plating, a pan head with Phillips drive (drive size #1), and an internal tooth lock washer. It comes in a 50-piece pack with MPN MPPII0-200250-050P.
Where to buy SEMS screws #2-56 worldwide?
3G Electric supplies SEMS screws #2-56 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 brand screw to your facility, ensuring compliance with local import requirements.
How to select the correct SEMS screw for vibration resistance?
To select a SEMS screw for vibration resistance, match thread size (#2-56), length (1/4 in), and head style (pan) to your application. The internal tooth lock washer provides bite; ensure drive size (#1 Phillips) fits your tooling. For harsh environments, zinc plating offers corrosion protection.
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.
