Although not necessary for a serviceable vehicle, generally replacing a worn or missing instruction plate is a worthwhile endeavor. The left picture shows the face of the plate that goes over the fording valve handle. The right picture shows the NSN of 9905-01-205-8635 [9905012058635]. It also appears to have an AM General P/N of 12339109
![](https://hmmwvsystems.com/wp-content/uploads/2019/01/Fig-354-trim-marked.jpg)