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SEMS Screw: Flat/Split Lock, #4-40 Thread Size, 3/8 in Lg, Stainless Steel, Passivated - Machine Screws with Flat & Split Lock Washers
SEMSMachine Screws with Flat & Split Lock Washers

SEMS Screw: Flat/Split Lock, #4-40 Thread Size, 3/8 in Lg, Stainless Steel, Passivated

The SEMS Screw: Flat/Split Lock is a #4-40 thread size, 3/8 in length, stainless steel, passivated, pan head machine screw with a #1 drive size, supplied in a 10-pack (MPN 1-PPX-4C-37). This pre-assembled fastener…

SKU 3G-OTH-525200

Brand
SEMS
Item
Screw: Flat/Split Lock, #4-40 Thread Size, 3/8 in Lg, Stainless Steel, Passivated
Category
Machine Screws with Flat & Split Lock Washers
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Technical Specifications

SEMS
Manufacturer Part Number
1-PPX-4C-37
Type
#4-40 Thread Size, Stainless Steel, Passivated, Pan, 10 PK
Lg
3/8 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, 3/8 in length, stainless steel, passivated, pan head machine screw with a #1 drive size, supplied in a 10-pack (MPN 1-PPX-4C-37). This pre-assembled fastener combines a flat and split lock washer for efficient installation.

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 a flat and split lock washer is used to fasten components in machinery, electrical panels, and industrial assemblies. The pre-assembled washer prevents loosening from vibration and distributes load evenly, making it ideal for applications requiring reliable, corrosion-resistant fastening.

What are the specifications of the SEMS screw #4-40 x 3/8 in?

This SEMS screw has a #4-40 thread size, 3/8 in length, stainless steel construction with passivated finish, and a pan head with #1 drive size. It includes a flat and split lock washer pre-assembled, supplied in a 10-pack (MPN 1-PPX-4C-37).

Where to buy SEMS screws #4-40 worldwide?

3G Electric supplies SEMS screws #4-40 x 3/8 in (MPN 1-PPX-4C-37) to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver these fasteners to your facility, ensuring compliance with local import requirements.

How to install a SEMS screw with flat and split lock washer?

Install the SEMS screw by driving it into a pre-tapped hole or with a nut using a #1 drive tool. The pre-assembled flat and split lock washer eliminates separate handling. Tighten to the recommended torque for stainless steel fasteners to avoid galling, ensuring a secure, vibration-resistant joint.

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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