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RS PRO M3 x 12 mm Bright Zinc Steel Pan Head Sems Screw with Spring Washer 278-657

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RS PRO M3 x 12 mm Bright Zinc Steel Pan Head Sems Screw with Spring Washer 278-657

Name: RS PRO M3 x 12 mm Bright Zinc Steel Pan Head Sems Screw with Spring Washer 278-657
Brand: RS PRO
SKU: 151491

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Category Sems Screws Brand RS PRO Condition New

Specifications

Country of Origin	Taiwan
Brand	RS PRO
Material	Steel
Length	12mm
Model	278-657
Finish	Bright Zinc
Drive Type	Pozidriv
Thread Size	M3
Head Shape	Pan
Washer type	Spring
Standards/Approvals	BS 4183/DIN 6797A
RS PRO x 6 mm Bright Zinc Steel Pan Head Sems Screw, External Tooth WasherBrand	RS PRO

Key Features

Made from steel with a bright zinc-plated finish for durability and corrosion resistance.
Features a pan head shape providing a smooth, rounded top surface.
Uses a Pozidriv drive type for secure and precise fastening.
Includes a spring washer attached to the screw for added locking strength.
The thread size is M3, suitable for various industrial assembly applications.
Complies with standards BS 4183 and DIN 6797A ensuring quality and reliability.
Originates from Taiwan, Province Of China, reflecting proven manufacturing quality.
Supplied as SEMS screws, preassembled which saves installation time on projects.

Product Description

RS PRO 278-657 M3 x 12 mm Bright Zinc Steel Pan Head Sems Screw with Spring Washer is designed for industrial and commercial applications requiring reliable fastening with corrosion resistance.

These screws are made of steel with bright zinc plating, ensuring long-lasting durability and protection against rust in both indoor and outdoor environments. The pan head provides a smooth, rounded finish suitable for panel mounting and other fastening needs.

Equipped with a Pozidriv drive type, these screws offer excellent torque control and reduced cam-out risk, making installation efficient and secure.

The SEMS screws come preassembled with spring washers, which provide extra locking force, preventing screws from loosening due to vibrations or dynamic loads. This feature saves significant installation time when applying multiple fasteners in assembly or construction projects.

The thread size of M3 and a length of 12 mm make these screws versatile for a variety of fastening requirements in machine assembly, panel installation, and general manufacturing maintenance.

Made of steel with a bright zinc finish for corrosion protection. Pan head design for aesthetic and functional fastening. Pozidriv drive reduces cam-out and improves torque transfer. Incorporates spring washers to prevent loosening under vibration.

Conforms to BS 4183 and DIN 6797A quality standards. Preassembled Sems Screws speed assembly processes. Suitable for use in industrial, manufacturing, and construction sectors. Country of Origin: Taiwan, Province Of China.

This product is ideal for professionals requiring high-quality, reliable screws for mechanical, electrical, and civil applications where secure fastening and corrosion resistance are critical. These screws are commonly used in panel assembly, roofing, woodworking, and machinery maintenance.

Browse the category to find additional RS PRO fastening solutions and related industrial hardware for your project needs.