SEMS Screw: External Tooth, #8-32 Thread Size, 3/8 in Lg, Steel, Zinc-Plated
The SEMS Screw: External Tooth (#8-32 Thread Size, 3/8 in Lg, Steel, Zinc-Plated, Pan, Phillips, 100 PK) is a machine screw with an integrated external tooth lock washer, supplied by SEMS. It features a #2 drive size…
SKU 3G-OTH-528661
Need installation or engineering help?
Ask a question
Product Description
The SEMS Screw: External Tooth (#8-32 Thread Size, 3/8 in Lg, Steel, Zinc-Plated, Pan, Phillips, 100 PK) is a machine screw with an integrated external tooth lock washer, supplied by SEMS. It features a #2 drive size and is part number MPPEI0-800370-100P. 3G Electric interprets demand and delivers this genuine industrial fastener across 14 departments, with specialist depth 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 integrated washer bites into the mating surface, making it ideal for industrial assemblies in machinery, electrical panels, and material handling equipment where a secure, permanent hold is required.
What are the specifications of the SEMS screw #8-32 x 3/8 in?
This SEMS screw has a #8-32 thread size, 3/8 in length, steel construction with zinc plating, a pan Phillips head, and a #2 drive size. It includes an integrated external tooth lock washer and comes in a 100-piece pack. The manufacturer part number is MPPEI0-800370-100P.
Where to buy SEMS screws with external tooth lock washer worldwide?
3G Electric supplies SEMS screws with external tooth lock washer to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders. As a sourcing specialist across 14 industrial departments, we interpret your demand and provide genuine fasteners like this #8-32 x 3/8 in SEMS screw.
How to select the correct SEMS screw for an assembly?
To select the correct SEMS screw, match thread size (e.g., #8-32), length (3/8 in), head type (pan Phillips), and drive size (#2) to your application. The external tooth lock washer is pre-assembled, saving installation time. For vibration-prone environments, ensure the washer's teeth can bite into the mating surface for a secure hold.
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.









