SEMS Screw: Flat/Split Lock, #4-40 Thread Size, 3/4 in Lg, Stainless Steel, Passivated
The SEMS Screw: Flat/Split Lock is a #4-40 thread size, 3/4 in long, stainless steel, passivated, pan head machine screw with a #1 drive size, supplied in a 10-pack (MPN 1-PPX-4C-75). This OEM fastener integrates a…
SKU 3G-OTH-525202
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Product Description
The SEMS Screw: Flat/Split Lock is a #4-40 thread size, 3/4 in long, stainless steel, passivated, pan head machine screw with a #1 drive size, supplied in a 10-pack (MPN 1-PPX-4C-75). This OEM fastener integrates a flat and split lock washer for assembly convenience.
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 flat and split lock washer used for?
A SEMS screw with flat and split lock washer is used to fasten components in machinery, electrical enclosures, and industrial assemblies. The pre-assembled washers prevent loosening from vibration and distribute load, making it ideal for applications requiring reliable, corrosion-resistant fastening in stainless steel environments.
What are the specifications of the SEMS screw #4-40 x 3/4 in?
This SEMS screw has a #4-40 thread size, 3/4 in length, stainless steel passivated finish, pan head, and #1 drive size. It comes in a 10-pack with MPN 1-PPX-4C-75. The integrated flat and split lock washers provide vibration resistance and load distribution for secure fastening.
Where to buy SEMS screws #4-40 x 3/4 in worldwide?
3G Electric supplies SEMS screws #4-40 x 3/4 in worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this OEM fastener to your facility. Contact us for availability and lead time on this SEMS screw part number 1-PPX-4C-75.
How to install a SEMS screw with flat and split lock washer?
To install a SEMS screw, use a #1 drive tool (such as a Phillips or slotted driver) to tighten the screw into a pre-tapped hole or with a nut. The pre-assembled flat and split lock washers eliminate separate handling. Avoid over-torquing to prevent stripping the stainless steel threads.
SEMS Products
3G Electric supplies SEMS machine screws with flat & split lock washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









