1/2/2023 0 Comments Asme y14.5 symbols![]() ![]() Proposed changes by DoD activities must be submitted to the DoD Adopting Activity: Commander, U.S. The current standard is ASME Y14.5–2009 (which replaces ANSI Y14.5M-1994). ASME Y14.5 ADOPTION NOTICE ASME Y14.5, Dimensioning and Tolerancing, was adopted on 9 February 2009 for use by the Department of Defense (DoD). All of the remaining features for this part are less important and are controlled with general profile tolerance that can be found on a note. These features should be controlled with reference to the mounting features |A|B|C|. The spherical diameter symbol was not defined as a tolerance zone shape until the 1994 standard. There are several other functional features. The small flat plane on the claw tip is the location where the claw makes contact with a striker bar to ensure the seat is secure to the vehicle frame and is labeled as datum feature C. Also ASME Y14.8 has guidance for casting and forging drawings. The large hole is a pivot hole for the claw, representing an important functional feature and is labeled as datum feature B. Y14.5M which has the symbols, rules, and simple examples. This surface will be labeled as datum feature A. The large planar surface is mounted flush with a planar surface on another part. This part is used as part of a seat latching mechanism. The feature control frame, sometimes referred to as a GD&T callout, communicates not only the allowable feature variation and the inspection references, but also the design intent of the part.Ĭonsider the latching claw part shown here. ![]()
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