SEMS Screw: Internal Tooth, #8-32 Thread Size, 3/8 in Lg, Stainless Steel, Passivated
The SEMS Screw: Internal Tooth (SKU 849C04, MPN 1-PPI-8C-37) is a #8-32 thread size, 3/8 in long, stainless steel, passivated, pan-head machine screw with an internal tooth lock washer, supplied in a 50-piece pack…
SKU 3G-OTH-532083
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Product Description
The SEMS Screw: Internal Tooth (SKU 849C04, MPN 1-PPI-8C-37) is a #8-32 thread size, 3/8 in long, stainless steel, passivated, pan-head machine screw with an internal tooth lock washer, supplied in a 50-piece pack. It features a #2 drive size and is designed for applications requiring a pre-assembled fastener that resists loosening under vibration.
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 in applications where vibration resistance is critical, such as machinery, electrical enclosures, and automotive assemblies. The pre-assembled washer bites into the mating surface to prevent loosening, saving installation time and ensuring reliable fastening.
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, stainless steel construction with passivated finish, and a pan head. It includes an internal tooth lock washer, a #2 drive size, and comes in a 50-piece pack. The manufacturer part number is 1-PPI-8C-37.
Where to buy SEMS screws #8-32 worldwide?
3G Electric supplies SEMS screws like the #8-32 x 3/8 in stainless steel passivated pan-head with internal tooth lock washer to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine fasteners for industrial maintenance or production needs.
How to install a SEMS screw with internal tooth lock washer?
Install a SEMS screw by driving it with a #2 drive tool until the internal tooth lock washer contacts the mating surface. Tighten to the recommended torque for #8-32 stainless steel fasteners. The pre-assembled washer eliminates the need for a separate washer and helps resist loosening under vibration.
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.









