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DIN 912 ISO 4762 Stainless Steel 304 316 Hex Socket Head Cap Screws with Hex Nuts Flat Washers and Spring Lock Washers Plain Finish Full Thread

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Product Description

The DIN 912 ISO 4762 Stainless Steel 304 316 Hex Socket Head Cap Screws with Hex Nuts, Flat Washers and Spring Lock Washers are complete fastening assemblies designed for machinery, equipment installation, metal fabrication, maintenance repair, and industrial assembly projects.

This product is made from stainless steel 304 or stainless steel 316 with a plain stainless steel finish, providing a clean silver appearance and corrosion-resistant performance without additional plating. The socket head design allows tightening with an Allen key or hex wrench, making it suitable for applications where space is limited or where a clean cylindrical head appearance is required.

Each assembly can include a DIN 912 / ISO 4762 hex socket head cap screw, matching hex nut, flat washer, and spring lock washer, helping buyers reduce separate sourcing work and improve assembly efficiency.


Product Specification

Item Description
Product Name DIN 912 ISO 4762 Stainless Steel Hex Socket Head Cap Screw Assembly
Standard DIN 912 / ISO 4762
Material Stainless Steel 304 / Stainless Steel 316
Finish Plain finish / natural stainless steel finish
Color Silver metallic
Head Type Cylindrical socket head
Drive Type Internal hex socket
Thread Type Full thread
Matched Parts Hex nut, flat washer, spring lock washer
Installation Tool Allen key / hex wrench
Application Machinery, equipment, metal parts, maintenance, industrial assembly

Material Options

Material Main Advantage Suitable Applications
Stainless Steel 304 Good corrosion resistance and widely used industrial performance General machinery, equipment, indoor and outdoor fastening
Stainless Steel 316 Better corrosion resistance than 304, especially in harsher environments Marine equipment, chemical equipment, outdoor exposed structures

Why Buyers Choose This Product

For procurement teams, the main concern is not only buying a screw, but also ensuring that all matched parts fit correctly and can be used directly in assembly. This product solves common purchasing problems such as mismatched nuts, missing washers, wrong surface finish, or repeated communication with different suppliers.

The complete assembly of socket cap screw + hex nut + flat washer + spring lock washer helps simplify purchasing, reduce installation preparation time, and improve fastening stability.


Component Function

Component Function
Hex Socket Head Cap Screw Provides the main clamping force and secure threaded fastening
Hex Nut Works with the screw to lock the connected parts together
Flat Washer Distributes pressure and protects the contact surface
Spring Lock Washer Helps improve anti-loosening performance during assembly

Key Advantages

Purchasing Requirement Product Solution
Need standard fasteners Manufactured according to DIN 912 / ISO 4762
Need corrosion-resistant material Available in stainless steel 304 and stainless steel 316
Need clean appearance Plain stainless steel silver finish
Need complete assembly Can be supplied with nuts, flat washers, and spring lock washers
Need easy installation Internal hex socket drive supports Allen key tightening
Need stable fastening Washer combination supports better load distribution and locking performance
Need efficient procurement One matched assembly reduces separate component sourcing

Application Areas

These stainless steel DIN 912 ISO 4762 socket head cap screw assemblies are suitable for:

  • Machinery manufacturing
  • Industrial equipment assembly
  • Metal structure fastening
  • Electrical equipment installation
  • Marine and outdoor equipment
  • Maintenance and repair projects
  • OEM and custom hardware assembly
  • Stainless steel equipment production

FAQ

Q1: What standard does this screw follow?

A1: This product follows DIN 912 / ISO 4762 standard for hex socket head cap screws.

Q2: What material options are available?

A2: The product is available in stainless steel 304 and stainless steel 316.

Q3: What is the surface treatment?

A3: The surface is plain stainless steel finish, showing a natural silver metallic appearance.

Q4: Does this product include nuts and washers?

A4: Yes, it can be supplied as a complete assembly with hex nuts, flat washers, and spring lock washers.

Q5: What tool is used for installation?

A5: It is installed with an Allen key or hex wrench through the internal hex socket.

Q6: What is the difference between SS304 and SS316?

A6: SS304 is suitable for general corrosion-resistant fastening. SS316 provides stronger corrosion resistance and is more suitable for marine, outdoor, and harsher working environments.

Q7: Is this product suitable for machinery assembly?

A7: Yes, it is suitable for machinery, equipment, metal fabrication, repair, maintenance, and industrial assembly applications.

Q8: Why use flat washers and spring lock washers together?

A8: The flat washer helps distribute pressure and protect the surface, while the spring lock washer helps improve fastening stability and reduce loosening.

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International Standard Certification

Complies with major global standards such as ISO/DIN/GB/ANSI/JIS

Full range of products covered

Standard parts + customized parts, one-stop solution for all your fastening needs

High-precision manufacturing process

Tolerance control far exceeds industry standards, ranging from 4.8 to 12.9 grades.

1-on-1 Customization Service

Customization based on provided drawings/samples/working conditions; rapid prototyping and mass production delivery.

What Our Customers Say

Trusted by global manufacturers for fastener solutions

BrightBuild Hardware Ltd.
BrightBuild Hardware Ltd.
United Kingdom
XZ FASTENER has been a reliable supplier for our construction fastener orders. The bolts and nuts arrived with good surface finish, accurate sizes, and strong packaging. Communication was clear from quotation to shipment.
Andina Industrial Supply S.A.
Andina Industrial Supply S.A.
Colombia
We ordered different sizes of hex bolts, washers, and nuts. XZ FASTENER helped us confirm the specifications and provided a practical shipping solution. The quality was stable and suitable for our local market.
Falcon Engineering Supplies
Falcon Engineering Supplies
United Arab Emirates
XZ FASTENER understands export business very well. They prepared the quotation, packing details, and documents professionally. The products matched our requirements and the delivery was well organized.
Pacific Bolt & Nut Trading
Pacific Bolt & Nut Trading
Philippines
We appreciate their fast response and flexible support. Even though our order included mixed sizes and different surface treatments, XZ FASTENER handled everything carefully. Good partner for wholesale fasteners.
Monterra Hardware Group
Monterra Hardware Group
Mexico
The galvanized fasteners we received were clean, well packed, and consistent in thread quality. XZ FASTENER gave us clear product photos before shipment, which helped us feel confident about the order.
Eastern Mechanical Parts Co.
Eastern Mechanical Parts Co.
Saudi Arabia
We purchased high-strength bolts and nuts for machinery maintenance. The products were strong, accurate, and packed in export cartons. XZ FASTENER is a serious factory supplier.
GlobalFix Distributors
GlobalFix Distributors
South Africa
XZ FASTENER provides competitive pricing without ignoring quality. Their team helped us compare materials, grades, and surface treatments before confirming the order. This saved us time and reduced purchasing risk.
Nova Tools & Fasteners
Nova Tools & Fasteners
Chile
Our customers care about stable quality and good appearance. The fasteners from XZ FASTENER met our expectations. The cartons, labels, and product sorting were also handled professionally.
Delta Construction Supply
Delta Construction Supply
Kenya
We needed fasteners for construction use in several sizes. XZ FASTENER responded quickly and gave practical advice on packing and shipment. The goods arrived in good condition.
Atlas Industrial Trading
Atlas Industrial Trading
Turkey
The product quality was consistent across different batches. Threads were clean, dimensions were accurate, and the surface treatment looked good. We are satisfied with XZ FASTENER’s factory support.
RedRock Hardware Importers
RedRock Hardware Importers
Australia
XZ FASTENER helped us source both standard and customized fasteners. Their team checked drawings carefully and confirmed details before production. This is very important for B2B buyers like us.
PrimeFix
PrimeFix
Canada
We like working with suppliers who communicate clearly. XZ FASTENER gave us photos, weight information, packing details, and shipping suggestions. The whole process was smooth.

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Globally Compliant Standards

All XZ products comply with major global industrial standards and are adaptable to the specifications of different countries and regions.

ISO

International Organization for Standardization (ISO) standards

DIN

German Industrial Standards

GB

Chinese National Standards

ANSI

American National Standards

JIS

Japanese Industrial Standards

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