BS 4174:1972

## BS 4174:1972 - Mechanical Systems and Components for General Use### Technical SpecificationsBS 4174:1972 is a British Standard that provides comprehensive guidance on the design, manufacture, and use of mechanical systems and components for general industrial applications. This standard covers a wide range of technical specifications, including:- ISO 1478 Equivalent: Hexagon head tapping screws- ISO 1479 Equivalent: Hexagon head wood screws- ISO 1481 Equivalent: Slotted countersunk flat head wood screws- ISO 1482 Equivalent: Slotted raised countersunk head wood screws- ISO 1483 Equivalent: Hexagon head bolts- ISO 2770 Not Equivalent: Clearance holes for boltsThe standard was published on 1972-09-25 and is 52 pages long, available in PDF and hardcopy formats.### Compliance and BenefitsAdhering to the guidelines set forth in BS 4174:1972 offers several key benefits for businesses and industries:**Ensure Mechanical Integrity**- Provides standardized specifications for critical mechanical components- Helps prevent failures and ensure reliable performance of systems- Promotes interchangeability and compatibility between parts**Improve Safety and Quality**- Establishes clear requirements for strength, dimensions, and tolerances- Reduces risks of accidents or malfunctions due to substandard components- Enhances overall quality and consistency of mechanical assemblies**Maintain Regulatory Compliance**- Aligns with relevant ISO standards for fasteners and fittings- Demonstrates conformity to industry best practices and regulations- Facilitates easier approval and certification processes**Streamline Manufacturing and Supply Chain**- Enables efficient procurement and inventory management- Simplifies design, production, and assembly processes- Facilitates smooth integration of components from different suppliers### Key Features and ContentBS 4174:1972 is an essential technical reference for engineers, designers, and manufacturers working with mechanical systems and components. Some of the key features and content covered in this standard include:- Detailed drawings and dimensional specifications for a wide range of fasteners, including: - Hexagon head tapping screws - Hexagon head wood screws - Slotted countersunk flat head wood screws - Slotted raised countersunk head wood screws - Hexagon head bolts- Guidelines for selecting the appropriate fastener type, size, and material based on application requirements- Recommendations for clearance holes, thread engagement, and other critical design considerations- Testing and inspection procedures to ensure compliance with the specified technical requirements- Information on packaging, labeling, and traceability of mechanical componentsWhether you're designing new machinery, maintaining existing systems, or managing a supply chain, BS 4174:1972 is an invaluable resource for ensuring the reliability, safety, and regulatory compliance of your mechanical components.