The forward portion of a static tube which contains opening(s) required to receive the barometric pressure of the atmosphere.
NSN 6130-00-915-3299
NSN 6145-01-265-0522
NSN 5855-01-020-7982
NSN 6240-00-300-2736
NSN 6145-01-374-5217
NSN 6320-01-369-5014
NSN 6620-00-428-8022
NSN 5925-01-513-9924
NSN 6645-01-324-2002
NSN 5950-01-543-1854
NSN 5930-01-411-6534
NSN 5999-01-485-9911