The standard is currently . The most recent version was published in March 2010 (DIN 5464:2010-03), superseding the original September 1965 version.
Straight-sided splines under DIN 5464 are characterized by a set number of parallel keys integrated into the shaft, which mate with corresponding grooves in the hub. To correctly read a DIN 5464 data sheet or PDF, you must understand its core geometric parameters:
Understanding DIN 5464: The Heavy-Duty Standard for Straight-Sided Splines
: The primary source for the current 2010-03 version. din 5464 standard pdf
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DIN standards are copyrighted by in Germany. They are not free public documents. Distributing a pirated DIN 5464 standard PDF is illegal and carries fines for companies.
(Minor Diameter): The inner diameter of the shaft and the primary centering surface for the hub. The standard is currently
) : The thickness of the parallel spline tooth on the shaft, matching the groove width on the hub. The Role of Internal Centering Because centering occurs at the minor diameter (
If you need the official PDF for your engineering, quality, or legal department, use these legitimate sources:
The most critical part of the PDF is the tolerance tables. DIN 5464 uses a system of (often "H/h" for sliding fit or "H/k" for fixed fit). The PDF provides precise deviation values for: To correctly read a DIN 5464 data sheet
Official documents reference the standard using a specific naming convention. A typical designation line in a manufacturing blueprint looks like this:
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PrintRECOMMEND. Please check our Terms and conditions mainly for engineering standards in electronic (PDF) format. Https://Www.En-Standard.Eu DIN 5464:2010-03 Straight-sided splines - Heavy series The latest, up-to-date edition. Intertek Inform DIN5461 1965 SplineShaftConnectionWithStraightFlanks | PDF
), which typically exceeds standard ball-bearing diameters by 1 to 2 mm to ensure favorable fitting. Where to Find the PDF
The DIN 5464 standard is protected by copyright and must be purchased from authorized distributors. Legitimate use in engineering and manufacturing requires an official copy.