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Screw-CSK 5/16-18X3/8 - 001190026
Genuine Item

Screw-CSK 5/16-18X3/8 - 001190026

Your price £0.47

Ransomes | 001190026
Available to Order

This machine is eligible for "white glove" delivery to large parts of northern England, fulfilled by one of our 13 depots. See list of eligible postcodes. Please note we can only offer delivery Monday - Friday between 8am - 4pm. If you are not home during these hours we can leave your machine in a designated safe space.

Every machine we supply is professionally assembled by one of our trained technicians before dispatch.

Every machine undergoes a thorough pre-delivery inspection which ensures your new machine is operating correctly, safely and is ready to use.

When we handover your new machine we will give you some instruction on the correct and safe use of your purchase. We will answer any questions you might have and also offer some instruction on basic maintenance to help you keep your new machine in good condition.


Product Details & Features

The SCREW-CSK 5/16-18 X 3/8 – 001190026 is a high-quality countersunk machine screw designed for secure fastening where a flush finish is required. Precision-threaded with a 5/16-18 UNC thread pitch and 3/8-inch length, this countersunk head screw provides a strong, reliable connection in assemblies where a recessed head is needed for a clean surface or improved clearance.

Ideal for maintenance, repairs, or assembly of outdoor power equipment, machinery, and fabrication projects, this screw meets common specifications found in commercial and industrial applications.

Key Features

  • Countersunk Head (CSK) – Designed to sit flush with the mating surface for a neat, low-profile finish

  • Standard Thread Size – 5/16-18 UNC thread for broad compatibility with standard threaded components

  • 3/8″ Length – Suited to applications requiring moderate thread engagement

  • Durable Construction – Manufactured for strength and reliable fastening performance

  • Versatile Use – Suitable for mechanical assemblies, guard fittings, bracket mounting, and more

Technical Specifications

  • Part Number: 001190026

  • Thread Size: 5/16-18 UNC

  • Length: 3/8″ (approx. 9.5 mm)

  • Head Type: Countersunk (flat head)

  • Drive Type: (Typically Phillips / Torx / Slotted — check your exact spec before assembly)

  • Material: (Often steel or plated finish — verify if specific coating is required)

Typical Applications

This countersunk machine screw is commonly found in:

  • Engine and equipment covers or guards

  • Housing and chassis assemblies

  • Brackets, guards, and panel mountings

  • Commercial and industrial machinery repair kits

  • Outdoor power equipment maintenance

Why Choose This Screw

Using the correct fastener, such as the SCREW-CSK 5/16-18 X 3/8 – 001190026, ensures secure, lasting assemblies and reduces the risk of loosening or damage under vibration and load. Its countersunk profile is perfect for applications where a flush surface is needed for safety and aesthetics.

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Pre-Delivery Inspection

All machines undergo a professional assembly and rigorous testing before we dispatch.

Free White Glove Delivery

All machines qualify for free delivery to the local area around our branches. Spare parts are delivered nationally.

Click & Collect

Place your order online and collect for free from our branches across northern England.

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We're official dealers of all the machines we sell, meaning we're qualified to give you the best aftersales support.