Used as an air intake for cooling purposes on a hydraulic pump
NSN 7035-01-307-5366
NSN 5925-01-184-6485
NSN 6685-01-392-4810
NSN 5996-01-479-1691
NSN 5945-01-334-6016
NSN 5895-01-578-0767
NSN 6650-00-216-6365
NSN 5915-00-423-7196
NSN 7035-01-265-2301
NSN 7035-00-155-9513
NSN 5998-01-327-3498
NSN 5925-01-574-6322