Category SAE Standards

SAE J2293-2 (2014) is a key historical standard for electric vehicle (EV) energy transfer systems. It focuses on communication requirements and network architecture to ensure functional interoperability between the EV and off-board equipment, regardless of the coupling method used—conductive AC,…

The performance of hydraulic pumps in automatic transmissions directly affects shift quality, efficiency, and overall drivetrain reliability. SAE J2311-2020, “Automatic Transmission Hydraulic Pump Test Procedure,” provides standardized methods to characterize pump performance under controlled laboratory conditions. This article explores the…

SAE J2288-2020 is a recommended practice that defines a standardized test method for determining the expected service life, in cycles, of electric vehicle battery modules. Based on nominal operating conditions, this procedure characterizes degradation in electrical performance and helps identify…

SAE J2292 establishes minimum performance and test requirements for combination pelvic and upper torso occupant restraint systems for off-road self-propelled work machines. This standard is essential for ensuring operator safety in machines equipped with Roll-Over Protective Structures (ROPS). It applies…

The forestry industry relies on rugged machinery, and with that comes significant risks to operators. 🛠️ SAE J2267:2024 provides a standardized approach to mitigating front-impact hazards through robust Operator Front Protective Structures (OFPS). This revision, published in April 2024, updates…

SAE J2271M is a specialized part standard for metric studs used primarily in ship systems and equipment. It provides dimensional and quality assurance requirements for studs in sizes M6 through M36, focusing on two configurations: continuous thread studs and double…

SAE J2275-2024 provides a comprehensive framework for specifying and measuring piston ring-grooves in reciprocating internal combustion engines and compressors. The standard, revised in 2024, clarifies terminology, dimensioning, and tolerancing for piston grooves and rings, covering diameters up to 200 mm…

SAE J2244-4:2007 was a key standard for metric external hex port plugs with O-ring sealing in heavy-duty (S Series) hydraulic applications. It defined dimensions, performance ratings, and test methods for 13 plug designs, with working pressures up to 63 MPa.…

SAE J2261-2016 provides standardized test procedures, performance requirements, and guidelines for stop lamps and turn signal lamps intended for use on motor vehicles with an overall width of 2032 mm or more. While designed for large vehicles, the standard also…

What Is the Expanded Diagnostic Protocol? The Expanded Diagnostic Protocol (EDP) defined in SAE J2205 is a set of encoding techniques that enables SAE J1978 OBD II Scan Tools to communicate with vehicles for advanced emissions-related powertrain diagnostics. Its purpose…