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SEMS #4-40 x 3/4 in Stainless Steel Pan Head Machine Screw with - Machine Screws with Flat & Split Lock Washers
SEMSMachine Screws with Flat & Split Lock Washers

SEMS #4-40 x 3/4 in Stainless Steel Pan Head Machine Screw with

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

Also listed as: 1PPX4C75 · 1 PPX 4C 75

Brand
SEMS
Item
#4-40 x 3/4 in Stainless Steel Pan Head Machine Screw with
Part Number
1-PPX-4C-75
Category
Machine Screws with Flat & Split Lock Washers
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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.

Technical Specifications

SEMS
Manufacturer Part Number
1-PPX-4C-75
Type
#4-40 Thread Size, Stainless Steel, Passivated, Pan, 10 PK
Lg
3/4 in
Drive Size
#1

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SEMS Products
3G Electric (S) Pte. Ltd. — Singapore

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.

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.

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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.

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