SEMS Screw: External Tooth, #6-32 Thread Size, 1/4 in Lg, Steel, Zinc-Plated
The SEMS Screw: External Tooth is a #6-32 thread size, 1/4 in length, steel, zinc-plated, hex-drive machine screw with an external tooth lock washer, supplied in a 100-piece pack (MPN HTCEIF0-600250US-100P). 3G…
SKU 3G-OTH-528631
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Product Description
The SEMS Screw: External Tooth is a #6-32 thread size, 1/4 in length, steel, zinc-plated, hex-drive machine screw with an external tooth lock washer, supplied in a 100-piece pack (MPN HTCEIF0-600250US-100P). 3G Electric sources this genuine SEMS fastener across 14 industrial departments, with specialist expertise in combustion, pumps and controls as an authorised distributor.
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 external tooth lock washer used for?
A SEMS screw with an external 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 secure, reliable fastening is critical.
What are the specifications of the SEMS screw #6-32 x 1/4 in?
This SEMS screw has a #6-32 thread size, 1/4 in length, steel construction with zinc plating, and a hex drive size of 1/4 in. It includes an external tooth lock washer and comes in a 100-piece pack (MPN HTCEIF0-600250US-100P). 3G Electric supplies this genuine SEMS fastener globally.
Where to buy SEMS screws #6-32 x 1/4 in worldwide?
3G Electric supplies SEMS screws #6-32 x 1/4 in worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine SEMS fasteners across 14 departments, including specialist expertise in combustion, pumps, and controls. Contact us for availability and delivery to your location.
How to install a SEMS screw with external tooth lock washer?
Install a SEMS screw by driving it with a 1/4 in hex bit into a pre-tapped or threaded hole. The external tooth lock washer is pre-assembled and will embed into the surface as you tighten, providing vibration resistance. Use standard torque values for #6-32 steel fasteners; avoid over-tightening to prevent stripping.
SEMS Products
3G Electric supplies SEMS machine screws with external tooth lock washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









