SEMS Screw: Internal Tooth, #4-40 Thread Size, 3/8 in Lg, Steel, Zinc-Plated
The SEMS Screw: Internal Tooth (SKU 1PXZ2) is a #4-40 thread size, 3/8 in length, steel, zinc-plated, pan, slotted machine screw with an internal tooth lock washer, supplied in a 100-piece pack (MPN…
SKU 3G-OTH-532137
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Product Description
The SEMS Screw: Internal Tooth (SKU 1PXZ2) is a #4-40 thread size, 3/8 in length, steel, zinc-plated, pan, slotted machine screw with an internal tooth lock washer, supplied in a 100-piece pack (MPN MSPII0-400370-100P). 3G Electric sources this genuine OEM fastener across 14 industrial departments, with specialist expertise in combustion, pumps and controls ensuring accurate specification and supply.
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 combustion systems where reliable clamping is critical.
What are the specifications of the SEMS screw #4-40 x 3/8 in?
This SEMS screw has a #4-40 thread size, 3/8 in length, steel construction with zinc-plated finish, pan head, slotted drive, and an internal tooth lock washer. It comes in a 100-piece pack with manufacturer part number MSPII0-400370-100P. 3G Electric supplies this genuine OEM fastener.
Where to buy SEMS screws #4-40 x 3/8 in worldwide?
3G Electric supplies SEMS screws #4-40 x 3/8 in worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 100-piece pack (MPN MSPII0-400370-100P) for your application.
How to select the right SEMS screw for an assembly?
Select a SEMS screw by matching thread size, length, head style, and material to your application. For vibration-prone environments, an internal tooth lock washer provides bite. 3G Electric’s specialist expertise in combustion, pumps, and controls helps ensure you specify the correct fastener for your industrial assembly.
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.
