SEMS Screw: Internal Tooth, #2-56 Thread Size, 3/4 in Lg, Stainless Steel, Passivated
The SEMS Screw: Internal Tooth is a #2-56 thread size, 3/4 in long, stainless steel, passivated, pan-head machine screw with an internal tooth lock washer, supplied in a 10-pack. It features a #1 drive size and is…
SKU 3G-OTH-532060
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Product Description
The SEMS Screw: Internal Tooth is a #2-56 thread size, 3/4 in long, stainless steel, passivated, pan-head machine screw with an internal tooth lock washer, supplied in a 10-pack. It features a #1 drive size and is identified by manufacturer part number 1-PPI-2C-75.
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 electrical panels, machinery enclosures, and automotive assemblies where a secure, permanent hold is required.
What are the specifications of the SEMS screw #2-56 x 3/4 in?
This SEMS screw has a #2-56 thread size, 3/4 in length, stainless steel construction with passivated finish, and a pan head. It includes an internal tooth lock washer and requires a #1 drive size. Supplied in a 10-pack, manufacturer part number 1-PPI-2C-75.
Where to buy SEMS screws #2-56 worldwide?
3G Electric supplies SEMS screws #2-56 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the SEMS screw with internal tooth lock washer, part number 1-PPI-2C-75, for reliable sourcing.
How to select the right SEMS screw for an application?
To select the right SEMS screw, match thread size, length, and head type to your material thickness and clearance. The internal tooth lock washer suits softer materials where a serrated washer might mar the surface. Confirm drive size (#1 for this model) and consider stainless steel for corrosion resistance in harsh environments.
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.









