Category SAE Standards

Surface imperfections in ferrous rods, bars, tubes, and wires can compromise structural integrity and performance. The SAE J349 standard provides a comprehensive overview of proven nondestructive testing (NDT) methods for detecting and, in some cases, measuring these imperfections. This article…

Historical Overview and Scope The SAE J1280 Information Report, originally issued in 1980 and cancelled in 2002, provides a historical compilation of methods for determining sulfur compounds in automotive exhaust. Automotive engines emit varying quantities of sulfur compounds depending on…

SAE J2758-2018 provides a recommended practice for rating the peak power of a Rechargeable Energy Storage System (RESS) used in combustion engine hybrid electric vehicles (HEVs). This standard defines a vehicle-specific test procedure to establish the ratio of RESS peak…

Powder metallurgy (P/M) offers a cost-effective route for producing complex-shaped mechanical components and bearings. The SAE J471-2018 standard standardizes the requirements for ferrous P/M parts manufactured by pressing and sintering, with a focus on self-lubricating bearings. This article provides an…

Particulate matter (PM) emissions from engines and vehicles are measured gravimetrically using sample filters. With tightening emission standards, the need for accurate low-mass weighing has never been greater. SAE J2943-2022 provides comprehensive recommended practices for constructing and maintaining a filter…

Lane Keeping Assistance (LKA) systems are increasingly common in light-duty vehicles, providing momentary interventions to help prevent inadvertent lane departures. Unlike lane centering systems, LKA operates at SAE Level 0 and does not sustain automation of the dynamic driving task.…

The updated SAE Recommended Practice J2848-3-2021 provides a comprehensive framework for central tire inflation systems (CTIS) on medium- and heavy-duty highway vehicles. Whether you are designing an OEM system or integrating an aftermarket solution, understanding the functions, performance thresholds, and…

For engineers developing windshield washer systems for trucks, buses, and multipurpose vehicles with a GVW of 4,500 kg or more, SAE J1944-2012 provides a comprehensive framework of minimum performance requirements, standardized test procedures, and uniform terminology. This recommended practice ensures…

The SAE J1939-17 standard (issued December 2020) specifies a physical layer for SAE J1939 networks that use CAN FD (Flexible Data Rate) with a base baud rate of 500 kbps and a flexible data rate of 2 Mbps. This standard…

The SAE J2069 standard provides comprehensive guidelines for vehicle manufacturers to design and locate recovery attachment points on passenger cars, vans, and light trucks with a GVW up to 3,178 kg (7,000 lb). The primary goals are to minimize vehicle…

This article provides an overview of SAE J2310-2024, a recommended practice for designing rectangular cross section polymeric sealing rings used in automatic transmissions and hydraulic systems. The standard covers material selection, dimensioning, joint configurations, and critical design considerations such as…

The SAE J2540‑3 (2019) National Names Phrase List provides a standardized table of textual messages for expressing street and road names in Intelligent Transportation Systems (ITS). By assigning numeric indices to common name components—prefixes, main names, suffixes—the standard enables efficient…