The forward portion of a static tube which contains opening(s) required to receive the barometric pressure of the atmosphere.
NSN 5930-00-368-8006
NSN 5999-01-617-9762
NSN 6685-01-244-3226
NSN 5910-00-248-5470
NSN 5950-01-661-0683
NSN 5950-01-562-4658
NSN 5945-01-476-2469
NSN 5965-00-362-2158
NSN 6240-01-438-1157
NSN 5930-00-221-0980
NSN 5998-00-145-7779
NSN 5998-00-233-6401