SEMS #4-40 x 1/4 in Stainless Steel Pan Head Machine Screw with
The SEMS Screw: Split Lock is a #4-40 thread size, 1/4 in long, stainless steel, passivated, pan head machine screw with a split lock washer, supplied in a 25-pack. It features a #1 drive size (MPN 1-PPL-4C-25). 3G…
SKU 3G-OTH-533938
Also listed as: 1PPL4C25 · 1 PPL 4C 25
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SEMS Screw: Split Lock is a #4-40 thread size, 1/4 in long, stainless steel, passivated, pan head machine screw with a split lock washer, supplied in a 25-pack. It features a #1 drive size (MPN 1-PPL-4C-25). 3G Electric sources this genuine OEM fastener across 14 industrial departments, with specialist expertise in combustion, pumps and controls.
Frequently Asked Questions
What is a SEMS screw with split lock washer used for?
A SEMS screw with split lock washer is used to fasten components in machinery, electrical panels, and industrial equipment. The pre-assembled washer prevents loosening from vibration, making it ideal for applications in machining, power transmission, and combustion systems. 3G Electric supplies this genuine SEMS fastener across 14 industrial departments.
What are the specifications of the SEMS screw #4-40 thread size?
This SEMS screw has a #4-40 thread size, 1/4 in length, stainless steel passivated finish, pan head, and a #1 drive size. It includes a split lock washer and comes in a 25-pack with MPN 1-PPL-4C-25. 3G Electric sources this genuine OEM fastener for industrial maintenance and assembly needs.
Where to buy SEMS screws with split lock washer worldwide?
3G Electric supplies SEMS screws with split lock washer worldwide, handling logistics, customs, and delivery. As a global industrial solutions provider, we source genuine OEM fasteners like this #4-40 thread size, 1/4 in long, stainless steel passivated screw. Contact us for availability and lead time to your location.
How to select the right SEMS screw for an application?
Select a SEMS screw by matching thread size, length, material, and head type to your assembly requirements. For vibration-prone equipment, the split lock washer provides locking action. This #4-40 thread size, 1/4 in long, stainless steel passivated pan head screw suits general industrial fastening. 3G Electric can help specify the correct fastener.
SEMS Products
3G Electric supplies SEMS machine screws with split lock washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
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Compatible alternatives & equivalents
- SEMS This SEMS machine screw features a pre-assembled internal tooth lock washer for vibration resistance. It has a #8-32 thread, 1-1/4 in length, pan head, #2 drive, steel construction with zinc plating. Supplied in a 100-piece pack. Commonly used in machinery, electrical enclosures, and automotive assemblies
- SEMS Machine screw with integrated external tooth lock washer, M3x0.50 thread, 12 mm length, stainless steel, plain finish, pan head, #1 drive. Supplied in a 10-pack. The pre-assembled washer bites into the mating surface to resist loosening from vibration, suitable for general fastening applications where a secure joint is needed
